Home / 1,169,687,602.56-1,754,517,871.98-284,377,985.40

Finding the Fourth Proportional to 1,169,687,602.56, 1,754,517,871.98 and 284,377,985.40

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Solution

The fourth proportional to 1,169,687,602.56, 1,754,517,871.98 and 284,377,985.40 is: 426,563,688.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,687,602.56 : 1,754,517,871.98 = 284,377,985.40 : x
  2. Step 2: Convert to fraction form
    1,169,687,602.56/1,754,517,871.98 = 284,377,985.40/x
  3. Step 3: Cross multiply
    1,169,687,602.56x = 1,754,517,871.98 × 284,377,985.40
  4. Step 4: Simplify right side
    1,169,687,602.56x = 498,946,257,781,967,488
  5. Step 5: Solve for x
    x = 498,946,257,781,967,488/1,169,687,602.56
  6. Step 6: Final answer
    x = 426,563,688.19

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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.