Home / 98,640,343.20-148,081,820.40-62,248,663.20

Finding the Fourth Proportional to 98,640,343.20, 148,081,820.40 and 62,248,663.20

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Solution

The fourth proportional to 98,640,343.20, 148,081,820.40 and 62,248,663.20 is: 93,449,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,640,343.20 : 148,081,820.40 = 62,248,663.20 : x
  2. Step 2: Convert to fraction form
    98,640,343.20/148,081,820.40 = 62,248,663.20/x
  3. Step 3: Cross multiply
    98,640,343.20x = 148,081,820.40 × 62,248,663.20
  4. Step 4: Simplify right side
    98,640,343.20x = 9,217,895,364,122,490
  5. Step 5: Solve for x
    x = 9,217,895,364,122,490/98,640,343.20
  6. Step 6: Final answer
    x = 93,449,546.76

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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.