Home / 1,935,366,938.10-2,903,050,407.15-642,902,426.10

Finding the Fourth Proportional to 1,935,366,938.10, 2,903,050,407.15 and 642,902,426.10

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Solution

The fourth proportional to 1,935,366,938.10, 2,903,050,407.15 and 642,902,426.10 is: 964,353,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,366,938.10 : 2,903,050,407.15 = 642,902,426.10 : x
  2. Step 2: Convert to fraction form
    1,935,366,938.10/2,903,050,407.15 = 642,902,426.10/x
  3. Step 3: Cross multiply
    1,935,366,938.10x = 2,903,050,407.15 × 642,902,426.10
  4. Step 4: Simplify right side
    1,935,366,938.10x = 1,866,378,149,847,328,000
  5. Step 5: Solve for x
    x = 1,866,378,149,847,328,000/1,935,366,938.10
  6. Step 6: Final answer
    x = 964,353,639.15

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Double scale
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Similar ratio
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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.