Home / 168,497,967.60-252,746,951.40-111,055,100.40

Finding the Fourth Proportional to 168,497,967.60, 252,746,951.40 and 111,055,100.40

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Solution

The fourth proportional to 168,497,967.60, 252,746,951.40 and 111,055,100.40 is: 166,582,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,497,967.60 : 252,746,951.40 = 111,055,100.40 : x
  2. Step 2: Convert to fraction form
    168,497,967.60/252,746,951.40 = 111,055,100.40/x
  3. Step 3: Cross multiply
    168,497,967.60x = 252,746,951.40 × 111,055,100.40
  4. Step 4: Simplify right side
    168,497,967.60x = 28,068,838,063,520,924
  5. Step 5: Solve for x
    x = 28,068,838,063,520,924/168,497,967.60
  6. Step 6: Final answer
    x = 166,582,650.60

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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.