Home / 90,222,147.95-124,506,656.31-48,969,048.83

Finding the Fourth Proportional to 90,222,147.95, 124,506,656.31 and 48,969,048.83

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Solution

The fourth proportional to 90,222,147.95, 124,506,656.31 and 48,969,048.83 is: 67,577,337.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,222,147.95 : 124,506,656.31 = 48,969,048.83 : x
  2. Step 2: Convert to fraction form
    90,222,147.95/124,506,656.31 = 48,969,048.83/x
  3. Step 3: Cross multiply
    90,222,147.95x = 124,506,656.31 × 48,969,048.83
  4. Step 4: Simplify right side
    90,222,147.95x = 6,096,972,532,065,519
  5. Step 5: Solve for x
    x = 6,096,972,532,065,519/90,222,147.95
  6. Step 6: Final answer
    x = 67,577,337.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.