Home / 127,937,885.28-191,906,672.28-41,676,151.20

Finding the Fourth Proportional to 127,937,885.28, 191,906,672.28 and 41,676,151.20

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Solution

The fourth proportional to 127,937,885.28, 191,906,672.28 and 41,676,151.20 is: 62,514,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,937,885.28 : 191,906,672.28 = 41,676,151.20 : x
  2. Step 2: Convert to fraction form
    127,937,885.28/191,906,672.28 = 41,676,151.20/x
  3. Step 3: Cross multiply
    127,937,885.28x = 191,906,672.28 × 41,676,151.20
  4. Step 4: Simplify right side
    127,937,885.28x = 7,997,931,490,230,129
  5. Step 5: Solve for x
    x = 7,997,931,490,230,129/127,937,885.28
  6. Step 6: Final answer
    x = 62,514,176.10

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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.