Home / 466,292,517.17-643,492,630.38-254,607,740.92

Finding the Fourth Proportional to 466,292,517.17, 643,492,630.38 and 254,607,740.92

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Solution

The fourth proportional to 466,292,517.17, 643,492,630.38 and 254,607,740.92 is: 351,363,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,292,517.17 : 643,492,630.38 = 254,607,740.92 : x
  2. Step 2: Convert to fraction form
    466,292,517.17/643,492,630.38 = 254,607,740.92/x
  3. Step 3: Cross multiply
    466,292,517.17x = 643,492,630.38 × 254,607,740.92
  4. Step 4: Simplify right side
    466,292,517.17x = 163,838,204,916,502,880
  5. Step 5: Solve for x
    x = 163,838,204,916,502,880/466,292,517.17
  6. Step 6: Final answer
    x = 351,363,573.05

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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.