Home / 1,379,098,716.27-1,903,196,420.28-752,607,497.58

Finding the Fourth Proportional to 1,379,098,716.27, 1,903,196,420.28 and 752,607,497.58

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Solution

The fourth proportional to 1,379,098,716.27, 1,903,196,420.28 and 752,607,497.58 is: 1,038,620,280.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,098,716.27 : 1,903,196,420.28 = 752,607,497.58 : x
  2. Step 2: Convert to fraction form
    1,379,098,716.27/1,903,196,420.28 = 752,607,497.58/x
  3. Step 3: Cross multiply
    1,379,098,716.27x = 1,903,196,420.28 × 752,607,497.58
  4. Step 4: Simplify right side
    1,379,098,716.27x = 1,432,359,895,270,144,768
  5. Step 5: Solve for x
    x = 1,432,359,895,270,144,768/1,379,098,716.27
  6. Step 6: Final answer
    x = 1,038,620,280.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.