Home / 1,011,108,808.80-1,516,663,213.20-914,362,927.20

Finding the Fourth Proportional to 1,011,108,808.80, 1,516,663,213.20 and 914,362,927.20

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Solution

The fourth proportional to 1,011,108,808.80, 1,516,663,213.20 and 914,362,927.20 is: 1,371,544,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,108,808.80 : 1,516,663,213.20 = 914,362,927.20 : x
  2. Step 2: Convert to fraction form
    1,011,108,808.80/1,516,663,213.20 = 914,362,927.20/x
  3. Step 3: Cross multiply
    1,011,108,808.80x = 1,516,663,213.20 × 914,362,927.20
  4. Step 4: Simplify right side
    1,011,108,808.80x = 1,386,780,615,198,109,696
  5. Step 5: Solve for x
    x = 1,386,780,615,198,109,696/1,011,108,808.80
  6. Step 6: Final answer
    x = 1,371,544,390.80

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Half scale
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Double scale
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Similar ratio
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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.