Home / 750,091,137.90-1,125,136,706.85-708,001,010.70

Finding the Fourth Proportional to 750,091,137.90, 1,125,136,706.85 and 708,001,010.70

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Solution

The fourth proportional to 750,091,137.90, 1,125,136,706.85 and 708,001,010.70 is: 1,062,001,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,091,137.90 : 1,125,136,706.85 = 708,001,010.70 : x
  2. Step 2: Convert to fraction form
    750,091,137.90/1,125,136,706.85 = 708,001,010.70/x
  3. Step 3: Cross multiply
    750,091,137.90x = 1,125,136,706.85 × 708,001,010.70
  4. Step 4: Simplify right side
    750,091,137.90x = 796,597,925,625,469,568
  5. Step 5: Solve for x
    x = 796,597,925,625,469,568/750,091,137.90
  6. Step 6: Final answer
    x = 1,062,001,516.05

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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.