Home / 402,408,200.10-603,612,300.15-292,718,777.70

Finding the Fourth Proportional to 402,408,200.10, 603,612,300.15 and 292,718,777.70

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Solution

The fourth proportional to 402,408,200.10, 603,612,300.15 and 292,718,777.70 is: 439,078,166.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,408,200.10 : 603,612,300.15 = 292,718,777.70 : x
  2. Step 2: Convert to fraction form
    402,408,200.10/603,612,300.15 = 292,718,777.70/x
  3. Step 3: Cross multiply
    402,408,200.10x = 603,612,300.15 × 292,718,777.70
  4. Step 4: Simplify right side
    402,408,200.10x = 176,688,654,704,593,504
  5. Step 5: Solve for x
    x = 176,688,654,704,593,504/402,408,200.10
  6. Step 6: Final answer
    x = 439,078,166.55

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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.