Home / 117,515,487.90-176,301,225.45-56,881,350.30

Finding the Fourth Proportional to 117,515,487.90, 176,301,225.45 and 56,881,350.30

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Solution

The fourth proportional to 117,515,487.90, 176,301,225.45 and 56,881,350.30 is: 85,335,575.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,515,487.90 : 176,301,225.45 = 56,881,350.30 : x
  2. Step 2: Convert to fraction form
    117,515,487.90/176,301,225.45 = 56,881,350.30/x
  3. Step 3: Cross multiply
    117,515,487.90x = 176,301,225.45 × 56,881,350.30
  4. Step 4: Simplify right side
    117,515,487.90x = 10,028,251,763,140,724
  5. Step 5: Solve for x
    x = 10,028,251,763,140,724/117,515,487.90
  6. Step 6: Final answer
    x = 85,335,575.27

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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.