Home / 168,497,970.60-252,746,955.90-111,055,103.40

Finding the Fourth Proportional to 168,497,970.60, 252,746,955.90 and 111,055,103.40

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Solution

The fourth proportional to 168,497,970.60, 252,746,955.90 and 111,055,103.40 is: 166,582,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,497,970.60 : 252,746,955.90 = 111,055,103.40 : x
  2. Step 2: Convert to fraction form
    168,497,970.60/252,746,955.90 = 111,055,103.40/x
  3. Step 3: Cross multiply
    168,497,970.60x = 252,746,955.90 × 111,055,103.40
  4. Step 4: Simplify right side
    168,497,970.60x = 28,068,839,321,509,744
  5. Step 5: Solve for x
    x = 28,068,839,321,509,744/168,497,970.60
  6. Step 6: Final answer
    x = 166,582,655.10

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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.