Home / 165,048,969.60-247,573,454.40-88,521,465.60

Finding the Fourth Proportional to 165,048,969.60, 247,573,454.40 and 88,521,465.60

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Solution

The fourth proportional to 165,048,969.60, 247,573,454.40 and 88,521,465.60 is: 132,782,198.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,048,969.60 : 247,573,454.40 = 88,521,465.60 : x
  2. Step 2: Convert to fraction form
    165,048,969.60/247,573,454.40 = 88,521,465.60/x
  3. Step 3: Cross multiply
    165,048,969.60x = 247,573,454.40 × 88,521,465.60
  4. Step 4: Simplify right side
    165,048,969.60x = 21,915,565,027,142,768
  5. Step 5: Solve for x
    x = 21,915,565,027,142,768/165,048,969.60
  6. Step 6: Final answer
    x = 132,782,198.40

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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.