Home / 165,048,007.60-247,572,011.40-88,520,503.60

Finding the Fourth Proportional to 165,048,007.60, 247,572,011.40 and 88,520,503.60

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Solution

The fourth proportional to 165,048,007.60, 247,572,011.40 and 88,520,503.60 is: 132,780,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,048,007.60 : 247,572,011.40 = 88,520,503.60 : x
  2. Step 2: Convert to fraction form
    165,048,007.60/247,572,011.40 = 88,520,503.60/x
  3. Step 3: Cross multiply
    165,048,007.60x = 247,572,011.40 × 88,520,503.60
  4. Step 4: Simplify right side
    165,048,007.60x = 21,915,199,126,392,940
  5. Step 5: Solve for x
    x = 21,915,199,126,392,940/165,048,007.60
  6. Step 6: Final answer
    x = 132,780,755.40

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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.