Home / 527,490,658.04-727,980,686.16-292,617,044.60

Finding the Fourth Proportional to 527,490,658.04, 727,980,686.16 and 292,617,044.60

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Solution

The fourth proportional to 527,490,658.04, 727,980,686.16 and 292,617,044.60 is: 403,835,695.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,490,658.04 : 727,980,686.16 = 292,617,044.60 : x
  2. Step 2: Convert to fraction form
    527,490,658.04/727,980,686.16 = 292,617,044.60/x
  3. Step 3: Cross multiply
    527,490,658.04x = 727,980,686.16 × 292,617,044.60
  4. Step 4: Simplify right side
    527,490,658.04x = 213,019,556,910,019,328
  5. Step 5: Solve for x
    x = 213,019,556,910,019,328/527,490,658.04
  6. Step 6: Final answer
    x = 403,835,695.79

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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.