Home / 15,956,353,431.20-23,934,530,146.80-9,426,006,423.20

Finding the Fourth Proportional to 15,956,353,431.20, 23,934,530,146.80 and 9,426,006,423.20

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Solution

The fourth proportional to 15,956,353,431.20, 23,934,530,146.80 and 9,426,006,423.20 is: 14,139,009,634.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956,353,431.20 : 23,934,530,146.80 = 9,426,006,423.20 : x
  2. Step 2: Convert to fraction form
    15,956,353,431.20/23,934,530,146.80 = 9,426,006,423.20/x
  3. Step 3: Cross multiply
    15,956,353,431.20x = 23,934,530,146.80 × 9,426,006,423.20
  4. Step 4: Simplify right side
    15,956,353,431.20x = 225,607,034,900,010,860,544
  5. Step 5: Solve for x
    x = 225,607,034,900,010,860,544/15,956,353,431.20
  6. Step 6: Final answer
    x = 14,139,009,634.80

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Double scale
Find fourth proportional to 15,956,353,432.20, 23,934,530,148.30 and 9,426,006,424.20
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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.