Home / 247,360,911.38-371,041,153.89-63,128,372.70

Finding the Fourth Proportional to 247,360,911.38, 371,041,153.89 and 63,128,372.70

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Solution

The fourth proportional to 247,360,911.38, 371,041,153.89 and 63,128,372.70 is: 94,692,504.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,360,911.38 : 371,041,153.89 = 63,128,372.70 : x
  2. Step 2: Convert to fraction form
    247,360,911.38/371,041,153.89 = 63,128,372.70/x
  3. Step 3: Cross multiply
    247,360,911.38x = 371,041,153.89 × 63,128,372.70
  4. Step 4: Simplify right side
    247,360,911.38x = 23,423,224,249,805,976
  5. Step 5: Solve for x
    x = 23,423,224,249,805,976/247,360,911.38
  6. Step 6: Final answer
    x = 94,692,504.64

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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.