Home / 9,132,913,013.60-13,699,369,520.40-5,214,704,808.80

Finding the Fourth Proportional to 9,132,913,013.60, 13,699,369,520.40 and 5,214,704,808.80

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Solution

The fourth proportional to 9,132,913,013.60, 13,699,369,520.40 and 5,214,704,808.80 is: 7,822,057,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,913,013.60 : 13,699,369,520.40 = 5,214,704,808.80 : x
  2. Step 2: Convert to fraction form
    9,132,913,013.60/13,699,369,520.40 = 5,214,704,808.80/x
  3. Step 3: Cross multiply
    9,132,913,013.60x = 13,699,369,520.40 × 5,214,704,808.80
  4. Step 4: Simplify right side
    9,132,913,013.60x = 71,438,168,115,558,031,360
  5. Step 5: Solve for x
    x = 71,438,168,115,558,031,360/9,132,913,013.60
  6. Step 6: Final answer
    x = 7,822,057,213.20

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Double scale
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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.