Home / 98,419,937.60-147,629,128.80-25,636,577.60

Finding the Fourth Proportional to 98,419,937.60, 147,629,128.80 and 25,636,577.60

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Solution

The fourth proportional to 98,419,937.60, 147,629,128.80 and 25,636,577.60 is: 38,454,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,419,937.60 : 147,629,128.80 = 25,636,577.60 : x
  2. Step 2: Convert to fraction form
    98,419,937.60/147,629,128.80 = 25,636,577.60/x
  3. Step 3: Cross multiply
    98,419,937.60x = 147,629,128.80 × 25,636,577.60
  4. Step 4: Simplify right side
    98,419,937.60x = 3,784,705,616,501,595.50
  5. Step 5: Solve for x
    x = 3,784,705,616,501,595.50/98,419,937.60
  6. Step 6: Final answer
    x = 38,454,663.85

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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.