Home / 141,982,675.28-212,997,569.88-49,842,528.56

Finding the Fourth Proportional to 141,982,675.28, 212,997,569.88 and 49,842,528.56

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Solution

The fourth proportional to 141,982,675.28, 212,997,569.88 and 49,842,528.56 is: 74,772,062.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,982,675.28 : 212,997,569.88 = 49,842,528.56 : x
  2. Step 2: Convert to fraction form
    141,982,675.28/212,997,569.88 = 49,842,528.56/x
  3. Step 3: Cross multiply
    141,982,675.28x = 212,997,569.88 × 49,842,528.56
  4. Step 4: Simplify right side
    141,982,675.28x = 10,616,337,459,954,496
  5. Step 5: Solve for x
    x = 10,616,337,459,954,496/141,982,675.28
  6. Step 6: Final answer
    x = 74,772,062.43

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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.