Home / 117,388,967.20-176,272,407.60-88,667,533.60

Finding the Fourth Proportional to 117,388,967.20, 176,272,407.60 and 88,667,533.60

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Solution

The fourth proportional to 117,388,967.20, 176,272,407.60 and 88,667,533.60 is: 133,144,025.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,388,967.20 : 176,272,407.60 = 88,667,533.60 : x
  2. Step 2: Convert to fraction form
    117,388,967.20/176,272,407.60 = 88,667,533.60/x
  3. Step 3: Cross multiply
    117,388,967.20x = 176,272,407.60 × 88,667,533.60
  4. Step 4: Simplify right side
    117,388,967.20x = 15,629,639,623,625,894
  5. Step 5: Solve for x
    x = 15,629,639,623,625,894/117,388,967.20
  6. Step 6: Final answer
    x = 133,144,025.34

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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.