Home / 42,073,234.40-63,109,851.60-40,372,623.20

Finding the Fourth Proportional to 42,073,234.40, 63,109,851.60 and 40,372,623.20

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Solution

The fourth proportional to 42,073,234.40, 63,109,851.60 and 40,372,623.20 is: 60,558,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,073,234.40 : 63,109,851.60 = 40,372,623.20 : x
  2. Step 2: Convert to fraction form
    42,073,234.40/63,109,851.60 = 40,372,623.20/x
  3. Step 3: Cross multiply
    42,073,234.40x = 63,109,851.60 × 40,372,623.20
  4. Step 4: Simplify right side
    42,073,234.40x = 2,547,910,258,854,717.50
  5. Step 5: Solve for x
    x = 2,547,910,258,854,717.50/42,073,234.40
  6. Step 6: Final answer
    x = 60,558,934.80

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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.