Home / 1,512,909,965.61-2,266,186,890.33-959,927,753.12

Finding the Fourth Proportional to 1,512,909,965.61, 2,266,186,890.33 and 959,927,753.12

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Solution

The fourth proportional to 1,512,909,965.61, 2,266,186,890.33 and 959,927,753.12 is: 1,437,875,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,909,965.61 : 2,266,186,890.33 = 959,927,753.12 : x
  2. Step 2: Convert to fraction form
    1,512,909,965.61/2,266,186,890.33 = 959,927,753.12/x
  3. Step 3: Cross multiply
    1,512,909,965.61x = 2,266,186,890.33 × 959,927,753.12
  4. Step 4: Simplify right side
    1,512,909,965.61x = 2,175,375,689,773,145,856
  5. Step 5: Solve for x
    x = 2,175,375,689,773,145,856/1,512,909,965.61
  6. Step 6: Final answer
    x = 1,437,875,180.43

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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.