Home / 881,999,545.73-1,323,198,634.01-291,788,400.98

Finding the Fourth Proportional to 881,999,545.73, 1,323,198,634.01 and 291,788,400.98

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Solution

The fourth proportional to 881,999,545.73, 1,323,198,634.01 and 291,788,400.98 is: 437,748,540.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,999,545.73 : 1,323,198,634.01 = 291,788,400.98 : x
  2. Step 2: Convert to fraction form
    881,999,545.73/1,323,198,634.01 = 291,788,400.98/x
  3. Step 3: Cross multiply
    881,999,545.73x = 1,323,198,634.01 × 291,788,400.98
  4. Step 4: Simplify right side
    881,999,545.73x = 386,094,013,598,547,264
  5. Step 5: Solve for x
    x = 386,094,013,598,547,264/881,999,545.73
  6. Step 6: Final answer
    x = 437,748,540.20

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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.