Home / 15,598,811,483.01-21,524,543,807.63-8,732,584,095.78

Finding the Fourth Proportional to 15,598,811,483.01, 21,524,543,807.63 and 8,732,584,095.78

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Solution

The fourth proportional to 15,598,811,483.01, 21,524,543,807.63 and 8,732,584,095.78 is: 12,049,949,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,598,811,483.01 : 21,524,543,807.63 = 8,732,584,095.78 : x
  2. Step 2: Convert to fraction form
    15,598,811,483.01/21,524,543,807.63 = 8,732,584,095.78/x
  3. Step 3: Cross multiply
    15,598,811,483.01x = 21,524,543,807.63 × 8,732,584,095.78
  4. Step 4: Simplify right side
    15,598,811,483.01x = 187,964,888,923,447,099,392
  5. Step 5: Solve for x
    x = 187,964,888,923,447,099,392/15,598,811,483.01
  6. Step 6: Final answer
    x = 12,049,949,390.58

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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.