Home / 247,148,001.60-370,722,002.40-65,413,550.40

Finding the Fourth Proportional to 247,148,001.60, 370,722,002.40 and 65,413,550.40

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Solution

The fourth proportional to 247,148,001.60, 370,722,002.40 and 65,413,550.40 is: 98,120,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,148,001.60 : 370,722,002.40 = 65,413,550.40 : x
  2. Step 2: Convert to fraction form
    247,148,001.60/370,722,002.40 = 65,413,550.40/x
  3. Step 3: Cross multiply
    247,148,001.60x = 370,722,002.40 × 65,413,550.40
  4. Step 4: Simplify right side
    247,148,001.60x = 24,250,242,388,381,320
  5. Step 5: Solve for x
    x = 24,250,242,388,381,320/247,148,001.60
  6. Step 6: Final answer
    x = 98,120,325.60

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1.5x scale

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.