Home / 157,465,385.10-236,198,077.65-71,371,943.10

Finding the Fourth Proportional to 157,465,385.10, 236,198,077.65 and 71,371,943.10

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Solution

The fourth proportional to 157,465,385.10, 236,198,077.65 and 71,371,943.10 is: 107,057,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,385.10 : 236,198,077.65 = 71,371,943.10 : x
  2. Step 2: Convert to fraction form
    157,465,385.10/236,198,077.65 = 71,371,943.10/x
  3. Step 3: Cross multiply
    157,465,385.10x = 236,198,077.65 × 71,371,943.10
  4. Step 4: Simplify right side
    157,465,385.10x = 16,857,915,758,365,180
  5. Step 5: Solve for x
    x = 16,857,915,758,365,180/157,465,385.10
  6. Step 6: Final answer
    x = 107,057,914.65

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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.