Home / 141,982,673.28-212,997,566.88-49,842,526.56

Finding the Fourth Proportional to 141,982,673.28, 212,997,566.88 and 49,842,526.56

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Solution

The fourth proportional to 141,982,673.28, 212,997,566.88 and 49,842,526.56 is: 74,772,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,982,673.28 : 212,997,566.88 = 49,842,526.56 : x
  2. Step 2: Convert to fraction form
    141,982,673.28/212,997,566.88 = 49,842,526.56/x
  3. Step 3: Cross multiply
    141,982,673.28x = 212,997,566.88 × 49,842,526.56
  4. Step 4: Simplify right side
    141,982,673.28x = 10,616,336,884,431,776
  5. Step 5: Solve for x
    x = 10,616,336,884,431,776/141,982,673.28
  6. Step 6: Final answer
    x = 74,772,059.43

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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.