Home / 220,185,575.55-330,278,363.33-90,726,547.95

Finding the Fourth Proportional to 220,185,575.55, 330,278,363.33 and 90,726,547.95

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Solution

The fourth proportional to 220,185,575.55, 330,278,363.33 and 90,726,547.95 is: 136,089,821.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,185,575.55 : 330,278,363.33 = 90,726,547.95 : x
  2. Step 2: Convert to fraction form
    220,185,575.55/330,278,363.33 = 90,726,547.95/x
  3. Step 3: Cross multiply
    220,185,575.55x = 330,278,363.33 × 90,726,547.95
  4. Step 4: Simplify right side
    220,185,575.55x = 29,965,015,767,053,132
  5. Step 5: Solve for x
    x = 29,965,015,767,053,132/220,185,575.55
  6. Step 6: Final answer
    x = 136,089,821.93

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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.