Home / 494,156,426.13-681,315,395.15-361,767,581.93

Finding the Fourth Proportional to 494,156,426.13, 681,315,395.15 and 361,767,581.93

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Solution

The fourth proportional to 494,156,426.13, 681,315,395.15 and 361,767,581.93 is: 498,785,020.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,156,426.13 : 681,315,395.15 = 361,767,581.93 : x
  2. Step 2: Convert to fraction form
    494,156,426.13/681,315,395.15 = 361,767,581.93/x
  3. Step 3: Cross multiply
    494,156,426.13x = 681,315,395.15 × 361,767,581.93
  4. Step 4: Simplify right side
    494,156,426.13x = 246,477,823,029,882,528
  5. Step 5: Solve for x
    x = 246,477,823,029,882,528/494,156,426.13
  6. Step 6: Final answer
    x = 498,785,020.28

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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.