Home / 921,099,616.00-1,381,143,447.89-453,732,685.90

Finding the Fourth Proportional to 921,099,616.00, 1,381,143,447.89 and 453,732,685.90

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Solution

The fourth proportional to 921,099,616.00, 1,381,143,447.89 and 453,732,685.90 is: 680,349,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,099,616.00 : 1,381,143,447.89 = 453,732,685.90 : x
  2. Step 2: Convert to fraction form
    921,099,616.00/1,381,143,447.89 = 453,732,685.90/x
  3. Step 3: Cross multiply
    921,099,616.00x = 1,381,143,447.89 × 453,732,685.90
  4. Step 4: Simplify right side
    921,099,616.00x = 626,669,926,218,594,816
  5. Step 5: Solve for x
    x = 626,669,926,218,594,816/921,099,616.00
  6. Step 6: Final answer
    x = 680,349,785.55

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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.