Home / 98,932,153.60-148,398,230.40-47,913,817.60

Finding the Fourth Proportional to 98,932,153.60, 148,398,230.40 and 47,913,817.60

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Solution

The fourth proportional to 98,932,153.60, 148,398,230.40 and 47,913,817.60 is: 71,870,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,932,153.60 : 148,398,230.40 = 47,913,817.60 : x
  2. Step 2: Convert to fraction form
    98,932,153.60/148,398,230.40 = 47,913,817.60/x
  3. Step 3: Cross multiply
    98,932,153.60x = 148,398,230.40 × 47,913,817.60
  4. Step 4: Simplify right side
    98,932,153.60x = 7,110,325,743,548,376
  5. Step 5: Solve for x
    x = 7,110,325,743,548,376/98,932,153.60
  6. Step 6: Final answer
    x = 71,870,726.40

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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.