Home / 1,800,705,816.38-2,484,974,026.60-976,574,232.38

Finding the Fourth Proportional to 1,800,705,816.38, 2,484,974,026.60 and 976,574,232.38

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Solution

The fourth proportional to 1,800,705,816.38, 2,484,974,026.60 and 976,574,232.38 is: 1,347,672,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,705,816.38 : 2,484,974,026.60 = 976,574,232.38 : x
  2. Step 2: Convert to fraction form
    1,800,705,816.38/2,484,974,026.60 = 976,574,232.38/x
  3. Step 3: Cross multiply
    1,800,705,816.38x = 2,484,974,026.60 × 976,574,232.38
  4. Step 4: Simplify right side
    1,800,705,816.38x = 2,426,761,602,496,266,240
  5. Step 5: Solve for x
    x = 2,426,761,602,496,266,240/1,800,705,816.38
  6. Step 6: Final answer
    x = 1,347,672,440.68

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Half scale
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Double scale
Find fourth proportional to 1,800,705,817.38, 2,484,974,027.98 and 976,574,233.38
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.