Home / 466,119,325.02-643,148,645.54-267,842,512.79

Finding the Fourth Proportional to 466,119,325.02, 643,148,645.54 and 267,842,512.79

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Solution

The fourth proportional to 466,119,325.02, 643,148,645.54 and 267,842,512.79 is: 369,567,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,119,325.02 : 643,148,645.54 = 267,842,512.79 : x
  2. Step 2: Convert to fraction form
    466,119,325.02/643,148,645.54 = 267,842,512.79/x
  3. Step 3: Cross multiply
    466,119,325.02x = 643,148,645.54 × 267,842,512.79
  4. Step 4: Simplify right side
    466,119,325.02x = 172,262,549,317,579,392
  5. Step 5: Solve for x
    x = 172,262,549,317,579,392/466,119,325.02
  6. Step 6: Final answer
    x = 369,567,490.71

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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.