Home / 466,012,692.64-643,112,961.68-254,331,113.76

Finding the Fourth Proportional to 466,012,692.64, 643,112,961.68 and 254,331,113.76

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Solution

The fourth proportional to 466,012,692.64, 643,112,961.68 and 254,331,113.76 is: 350,985,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,012,692.64 : 643,112,961.68 = 254,331,113.76 : x
  2. Step 2: Convert to fraction form
    466,012,692.64/643,112,961.68 = 254,331,113.76/x
  3. Step 3: Cross multiply
    466,012,692.64x = 643,112,961.68 × 254,331,113.76
  4. Step 4: Simplify right side
    466,012,692.64x = 163,563,635,817,566,592
  5. Step 5: Solve for x
    x = 163,563,635,817,566,592/466,012,692.64
  6. Step 6: Final answer
    x = 350,985,366.71

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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.