Home / 466,180,603.04-643,321,484.88-257,331,343.52

Finding the Fourth Proportional to 466,180,603.04, 643,321,484.88 and 257,331,343.52

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Solution

The fourth proportional to 466,180,603.04, 643,321,484.88 and 257,331,343.52 is: 355,112,977.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,180,603.04 : 643,321,484.88 = 257,331,343.52 : x
  2. Step 2: Convert to fraction form
    466,180,603.04/643,321,484.88 = 257,331,343.52/x
  3. Step 3: Cross multiply
    466,180,603.04x = 643,321,484.88 × 257,331,343.52
  4. Step 4: Simplify right side
    466,180,603.04x = 165,546,782,019,451,776
  5. Step 5: Solve for x
    x = 165,546,782,019,451,776/466,180,603.04
  6. Step 6: Final answer
    x = 355,112,977.55

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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.