Home / 58,290,741.63-80,441,612.34-31,829,279.20

Finding the Fourth Proportional to 58,290,741.63, 80,441,612.34 and 31,829,279.20

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Solution

The fourth proportional to 58,290,741.63, 80,441,612.34 and 31,829,279.20 is: 43,924,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,290,741.63 : 80,441,612.34 = 31,829,279.20 : x
  2. Step 2: Convert to fraction form
    58,290,741.63/80,441,612.34 = 31,829,279.20/x
  3. Step 3: Cross multiply
    58,290,741.63x = 80,441,612.34 × 31,829,279.20
  4. Step 4: Simplify right side
    58,290,741.63x = 2,560,398,538,468,025.50
  5. Step 5: Solve for x
    x = 2,560,398,538,468,025.50/58,290,741.63
  6. Step 6: Final answer
    x = 43,924,617.65

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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.