Home / 7,558,287,081.70-11,337,430,622.55-5,191,036,291.30

Finding the Fourth Proportional to 7,558,287,081.70, 11,337,430,622.55 and 5,191,036,291.30

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Solution

The fourth proportional to 7,558,287,081.70, 11,337,430,622.55 and 5,191,036,291.30 is: 7,786,554,436.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,287,081.70 : 11,337,430,622.55 = 5,191,036,291.30 : x
  2. Step 2: Convert to fraction form
    7,558,287,081.70/11,337,430,622.55 = 5,191,036,291.30/x
  3. Step 3: Cross multiply
    7,558,287,081.70x = 11,337,430,622.55 × 5,191,036,291.30
  4. Step 4: Simplify right side
    7,558,287,081.70x = 58,853,013,811,753,000,960
  5. Step 5: Solve for x
    x = 58,853,013,811,753,000,960/7,558,287,081.70
  6. Step 6: Final answer
    x = 7,786,554,436.95

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Double scale
Find fourth proportional to 7,558,287,082.70, 11,337,430,624.05 and 5,191,036,292.30
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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.