Home / 7,488,444,149.34-10,334,377,769.40-4,146,942,431.72

Finding the Fourth Proportional to 7,488,444,149.34, 10,334,377,769.40 and 4,146,942,431.72

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Solution

The fourth proportional to 7,488,444,149.34, 10,334,377,769.40 and 4,146,942,431.72 is: 5,722,960,447.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,444,149.34 : 10,334,377,769.40 = 4,146,942,431.72 : x
  2. Step 2: Convert to fraction form
    7,488,444,149.34/10,334,377,769.40 = 4,146,942,431.72/x
  3. Step 3: Cross multiply
    7,488,444,149.34x = 10,334,377,769.40 × 4,146,942,431.72
  4. Step 4: Simplify right side
    7,488,444,149.34x = 42,856,069,677,348,782,080
  5. Step 5: Solve for x
    x = 42,856,069,677,348,782,080/7,488,444,149.34
  6. Step 6: Final answer
    x = 5,722,960,447.14

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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.