Home / 121,439,980.84-182,159,829.78-39,558,727.04

Finding the Fourth Proportional to 121,439,980.84, 182,159,829.78 and 39,558,727.04

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Solution

The fourth proportional to 121,439,980.84, 182,159,829.78 and 39,558,727.04 is: 59,338,044.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,439,980.84 : 182,159,829.78 = 39,558,727.04 : x
  2. Step 2: Convert to fraction form
    121,439,980.84/182,159,829.78 = 39,558,727.04/x
  3. Step 3: Cross multiply
    121,439,980.84x = 182,159,829.78 × 39,558,727.04
  4. Step 4: Simplify right side
    121,439,980.84x = 7,206,010,983,919,883
  5. Step 5: Solve for x
    x = 7,206,010,983,919,883/121,439,980.84
  6. Step 6: Final answer
    x = 59,338,044.47

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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.