Home / 90,282,943.28-135,406,308.72-44,204,959.28

Finding the Fourth Proportional to 90,282,943.28, 135,406,308.72 and 44,204,959.28

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Solution

The fourth proportional to 90,282,943.28, 135,406,308.72 and 44,204,959.28 is: 66,298,573.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,282,943.28 : 135,406,308.72 = 44,204,959.28 : x
  2. Step 2: Convert to fraction form
    90,282,943.28/135,406,308.72 = 44,204,959.28/x
  3. Step 3: Cross multiply
    90,282,943.28x = 135,406,308.72 × 44,204,959.28
  4. Step 4: Simplify right side
    90,282,943.28x = 5,985,630,363,222,709
  5. Step 5: Solve for x
    x = 5,985,630,363,222,709/90,282,943.28
  6. Step 6: Final answer
    x = 66,298,573.64

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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.