Home / 1,889,571,008.80-2,834,356,513.20-662,296,592.80

Finding the Fourth Proportional to 1,889,571,008.80, 2,834,356,513.20 and 662,296,592.80

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Solution

The fourth proportional to 1,889,571,008.80, 2,834,356,513.20 and 662,296,592.80 is: 993,444,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,571,008.80 : 2,834,356,513.20 = 662,296,592.80 : x
  2. Step 2: Convert to fraction form
    1,889,571,008.80/2,834,356,513.20 = 662,296,592.80/x
  3. Step 3: Cross multiply
    1,889,571,008.80x = 2,834,356,513.20 × 662,296,592.80
  4. Step 4: Simplify right side
    1,889,571,008.80x = 1,877,184,661,472,847,872
  5. Step 5: Solve for x
    x = 1,877,184,661,472,847,872/1,889,571,008.80
  6. Step 6: Final answer
    x = 993,444,889.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.