Home / 8,715,926,538.40-13,073,889,807.60-8,042,484,503.20

Finding the Fourth Proportional to 8,715,926,538.40, 13,073,889,807.60 and 8,042,484,503.20

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Solution

The fourth proportional to 8,715,926,538.40, 13,073,889,807.60 and 8,042,484,503.20 is: 12,063,726,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715,926,538.40 : 13,073,889,807.60 = 8,042,484,503.20 : x
  2. Step 2: Convert to fraction form
    8,715,926,538.40/13,073,889,807.60 = 8,042,484,503.20/x
  3. Step 3: Cross multiply
    8,715,926,538.40x = 13,073,889,807.60 × 8,042,484,503.20
  4. Step 4: Simplify right side
    8,715,926,538.40x = 105,146,556,174,167,425,024
  5. Step 5: Solve for x
    x = 105,146,556,174,167,425,024/8,715,926,538.40
  6. Step 6: Final answer
    x = 12,063,726,754.80

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Double scale
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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.