Home / 424,730,224,526.75-637,195,816,007.90-137,887,726,538.26

Finding the Fourth Proportional to 424,730,224,526.75, 637,195,816,007.90 and 137,887,726,538.26

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Solution

The fourth proportional to 424,730,224,526.75, 637,195,816,007.90 and 137,887,726,538.26 is: 206,864,210,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,730,224,526.75 : 637,195,816,007.90 = 137,887,726,538.26 : x
  2. Step 2: Convert to fraction form
    424,730,224,526.75/637,195,816,007.90 = 137,887,726,538.26/x
  3. Step 3: Cross multiply
    424,730,224,526.75x = 637,195,816,007.90 × 137,887,726,538.26
  4. Step 4: Simplify right side
    424,730,224,526.75x = 87,861,482,429,020,752,576,512
  5. Step 5: Solve for x
    x = 87,861,482,429,020,752,576,512/424,730,224,526.75
  6. Step 6: Final answer
    x = 206,864,210,162.86

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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.