Home / 408,246,746,206.68-563,380,564,926.77-225,343,882,366.89

Finding the Fourth Proportional to 408,246,746,206.68, 563,380,564,926.77 and 225,343,882,366.89

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Solution

The fourth proportional to 408,246,746,206.68, 563,380,564,926.77 and 225,343,882,366.89 is: 310,974,588,114.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,246,746,206.68 : 563,380,564,926.77 = 225,343,882,366.89 : x
  2. Step 2: Convert to fraction form
    408,246,746,206.68/563,380,564,926.77 = 225,343,882,366.89/x
  3. Step 3: Cross multiply
    408,246,746,206.68x = 563,380,564,926.77 × 225,343,882,366.89
  4. Step 4: Simplify right side
    408,246,746,206.68x = 126,954,363,750,650,109,493,248
  5. Step 5: Solve for x
    x = 126,954,363,750,650,109,493,248/408,246,746,206.68
  6. Step 6: Final answer
    x = 310,974,588,114.36

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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.