Home / 424,613,722,502.88-636,922,964,807.28-141,631,788,974.70

Finding the Fourth Proportional to 424,613,722,502.88, 636,922,964,807.28 and 141,631,788,974.70

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Solution

The fourth proportional to 424,613,722,502.88, 636,922,964,807.28 and 141,631,788,974.70 is: 212,448,477,672.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,613,722,502.88 : 636,922,964,807.28 = 141,631,788,974.70 : x
  2. Step 2: Convert to fraction form
    424,613,722,502.88/636,922,964,807.28 = 141,631,788,974.70/x
  3. Step 3: Cross multiply
    424,613,722,502.88x = 636,922,964,807.28 × 141,631,788,974.70
  4. Step 4: Simplify right side
    424,613,722,502.88x = 90,208,538,944,724,971,552,768
  5. Step 5: Solve for x
    x = 90,208,538,944,724,971,552,768/424,613,722,502.88
  6. Step 6: Final answer
    x = 212,448,477,672.82

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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.