Home / 466,180,587.04-643,321,462.80-257,331,327.52

Finding the Fourth Proportional to 466,180,587.04, 643,321,462.80 and 257,331,327.52

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Solution

The fourth proportional to 466,180,587.04, 643,321,462.80 and 257,331,327.52 is: 355,112,955.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,180,587.04 : 643,321,462.80 = 257,331,327.52 : x
  2. Step 2: Convert to fraction form
    466,180,587.04/643,321,462.80 = 257,331,327.52/x
  3. Step 3: Cross multiply
    466,180,587.04x = 643,321,462.80 × 257,331,327.52
  4. Step 4: Simplify right side
    466,180,587.04x = 165,546,766,044,432,288
  5. Step 5: Solve for x
    x = 165,546,766,044,432,288/466,180,587.04
  6. Step 6: Final answer
    x = 355,112,955.47

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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.