Home / 78,732,025.98-108,650,263.91-43,924,723.54

Finding the Fourth Proportional to 78,732,025.98, 108,650,263.91 and 43,924,723.54

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Solution

The fourth proportional to 78,732,025.98, 108,650,263.91 and 43,924,723.54 is: 60,616,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,025.98 : 108,650,263.91 = 43,924,723.54 : x
  2. Step 2: Convert to fraction form
    78,732,025.98/108,650,263.91 = 43,924,723.54/x
  3. Step 3: Cross multiply
    78,732,025.98x = 108,650,263.91 × 43,924,723.54
  4. Step 4: Simplify right side
    78,732,025.98x = 4,772,432,804,794,789
  5. Step 5: Solve for x
    x = 4,772,432,804,794,789/78,732,025.98
  6. Step 6: Final answer
    x = 60,616,156.45

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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.