Home / 436,703,360.71-655,281,748.95-178,108,298.95

Finding the Fourth Proportional to 436,703,360.71, 655,281,748.95 and 178,108,298.95

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Solution

The fourth proportional to 436,703,360.71, 655,281,748.95 and 178,108,298.95 is: 267,254,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,703,360.71 : 655,281,748.95 = 178,108,298.95 : x
  2. Step 2: Convert to fraction form
    436,703,360.71/655,281,748.95 = 178,108,298.95/x
  3. Step 3: Cross multiply
    436,703,360.71x = 655,281,748.95 × 178,108,298.95
  4. Step 4: Simplify right side
    436,703,360.71x = 116,711,117,638,465,456
  5. Step 5: Solve for x
    x = 116,711,117,638,465,456/436,703,360.71
  6. Step 6: Final answer
    x = 267,254,910.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.