Home / 121,544,641.07-182,345,965.96-39,663,671.69

Finding the Fourth Proportional to 121,544,641.07, 182,345,965.96 and 39,663,671.69

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Solution

The fourth proportional to 121,544,641.07, 182,345,965.96 and 39,663,671.69 is: 59,504,972.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,544,641.07 : 182,345,965.96 = 39,663,671.69 : x
  2. Step 2: Convert to fraction form
    121,544,641.07/182,345,965.96 = 39,663,671.69/x
  3. Step 3: Cross multiply
    121,544,641.07x = 182,345,965.96 × 39,663,671.69
  4. Step 4: Simplify right side
    121,544,641.07x = 7,232,510,528,375,687
  5. Step 5: Solve for x
    x = 7,232,510,528,375,687/121,544,641.07
  6. Step 6: Final answer
    x = 59,504,972.53

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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.