Home / 124,996,843.40-187,495,265.10-43,115,563.40

Finding the Fourth Proportional to 124,996,843.40, 187,495,265.10 and 43,115,563.40

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Solution

The fourth proportional to 124,996,843.40, 187,495,265.10 and 43,115,563.40 is: 64,673,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,996,843.40 : 187,495,265.10 = 43,115,563.40 : x
  2. Step 2: Convert to fraction form
    124,996,843.40/187,495,265.10 = 43,115,563.40/x
  3. Step 3: Cross multiply
    124,996,843.40x = 187,495,265.10 × 43,115,563.40
  4. Step 4: Simplify right side
    124,996,843.40x = 8,083,963,989,618,857
  5. Step 5: Solve for x
    x = 8,083,963,989,618,857/124,996,843.40
  6. Step 6: Final answer
    x = 64,673,345.10

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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.