Home / 8,794,558,983.20-13,191,838,474.80-7,417,063,911.20

Finding the Fourth Proportional to 8,794,558,983.20, 13,191,838,474.80 and 7,417,063,911.20

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Solution

The fourth proportional to 8,794,558,983.20, 13,191,838,474.80 and 7,417,063,911.20 is: 11,125,595,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794,558,983.20 : 13,191,838,474.80 = 7,417,063,911.20 : x
  2. Step 2: Convert to fraction form
    8,794,558,983.20/13,191,838,474.80 = 7,417,063,911.20/x
  3. Step 3: Cross multiply
    8,794,558,983.20x = 13,191,838,474.80 × 7,417,063,911.20
  4. Step 4: Simplify right side
    8,794,558,983.20x = 97,844,709,073,818,730,496
  5. Step 5: Solve for x
    x = 97,844,709,073,818,730,496/8,794,558,983.20
  6. Step 6: Final answer
    x = 11,125,595,866.80

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Double scale
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Similar ratio
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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.