Home / 49,443,752.40-74,197,121.40-28,973,432.40

Finding the Fourth Proportional to 49,443,752.40, 74,197,121.40 and 28,973,432.40

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Solution

The fourth proportional to 49,443,752.40, 74,197,121.40 and 28,973,432.40 is: 43,478,602.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,443,752.40 : 74,197,121.40 = 28,973,432.40 : x
  2. Step 2: Convert to fraction form
    49,443,752.40/74,197,121.40 = 28,973,432.40/x
  3. Step 3: Cross multiply
    49,443,752.40x = 74,197,121.40 × 28,973,432.40
  4. Step 4: Simplify right side
    49,443,752.40x = 2,149,745,281,157,493.50
  5. Step 5: Solve for x
    x = 2,149,745,281,157,493.50/49,443,752.40
  6. Step 6: Final answer
    x = 43,478,602.99

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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.