Home / 117,520,021.80-176,280,032.70-88,854,575.40

Finding the Fourth Proportional to 117,520,021.80, 176,280,032.70 and 88,854,575.40

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Solution

The fourth proportional to 117,520,021.80, 176,280,032.70 and 88,854,575.40 is: 133,281,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,520,021.80 : 176,280,032.70 = 88,854,575.40 : x
  2. Step 2: Convert to fraction form
    117,520,021.80/176,280,032.70 = 88,854,575.40/x
  3. Step 3: Cross multiply
    117,520,021.80x = 176,280,032.70 × 88,854,575.40
  4. Step 4: Simplify right side
    117,520,021.80x = 15,663,287,457,056,616
  5. Step 5: Solve for x
    x = 15,663,287,457,056,616/117,520,021.80
  6. Step 6: Final answer
    x = 133,281,863.10

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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.