Home / 117,515,427.40-176,301,134.70-56,881,289.80

Finding the Fourth Proportional to 117,515,427.40, 176,301,134.70 and 56,881,289.80

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Solution

The fourth proportional to 117,515,427.40, 176,301,134.70 and 56,881,289.80 is: 85,335,484.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,515,427.40 : 176,301,134.70 = 56,881,289.80 : x
  2. Step 2: Convert to fraction form
    117,515,427.40/176,301,134.70 = 56,881,289.80/x
  3. Step 3: Cross multiply
    117,515,427.40x = 176,301,134.70 × 56,881,289.80
  4. Step 4: Simplify right side
    117,515,427.40x = 10,028,235,934,939,534
  5. Step 5: Solve for x
    x = 10,028,235,934,939,534/117,515,427.40
  6. Step 6: Final answer
    x = 85,335,484.51

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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.