Home / 98,968,617.20-148,490,250.60-47,895,849.20

Finding the Fourth Proportional to 98,968,617.20, 148,490,250.60 and 47,895,849.20

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Solution

The fourth proportional to 98,968,617.20, 148,490,250.60 and 47,895,849.20 is: 71,861,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,968,617.20 : 148,490,250.60 = 47,895,849.20 : x
  2. Step 2: Convert to fraction form
    98,968,617.20/148,490,250.60 = 47,895,849.20/x
  3. Step 3: Cross multiply
    98,968,617.20x = 148,490,250.60 × 47,895,849.20
  4. Step 4: Simplify right side
    98,968,617.20x = 7,112,066,650,407,810
  5. Step 5: Solve for x
    x = 7,112,066,650,407,810/98,968,617.20
  6. Step 6: Final answer
    x = 71,861,837.13

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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.