Home / 116,556,862-160,844,244.78-64,344,773.92

Finding the Fourth Proportional to 116,556,862, 160,844,244.78 and 64,344,773.92

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Solution

The fourth proportional to 116,556,862, 160,844,244.78 and 64,344,773.92 is: 88,793,455.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,556,862 : 160,844,244.78 = 64,344,773.92 : x
  2. Step 2: Convert to fraction form
    116,556,862/160,844,244.78 = 64,344,773.92/x
  3. Step 3: Cross multiply
    116,556,862x = 160,844,244.78 × 64,344,773.92
  4. Step 4: Simplify right side
    116,556,862x = 10,349,486,566,702,240
  5. Step 5: Solve for x
    x = 10,349,486,566,702,240/116,556,862
  6. Step 6: Final answer
    x = 88,793,455.74

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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.