Home / 22,545,739,167.55-31,113,192,752.35-12,521,234,014.68

Finding the Fourth Proportional to 22,545,739,167.55, 31,113,192,752.35 and 12,521,234,014.68

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Solution

The fourth proportional to 22,545,739,167.55, 31,113,192,752.35 and 12,521,234,014.68 is: 17,279,343,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,545,739,167.55 : 31,113,192,752.35 = 12,521,234,014.68 : x
  2. Step 2: Convert to fraction form
    22,545,739,167.55/31,113,192,752.35 = 12,521,234,014.68/x
  3. Step 3: Cross multiply
    22,545,739,167.55x = 31,113,192,752.35 × 12,521,234,014.68
  4. Step 4: Simplify right side
    22,545,739,167.55x = 389,575,567,395,864,444,928
  5. Step 5: Solve for x
    x = 389,575,567,395,864,444,928/22,545,739,167.55
  6. Step 6: Final answer
    x = 17,279,343,316.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.