Home / 168,300,802.90-252,451,204.35-53,294,346.10

Finding the Fourth Proportional to 168,300,802.90, 252,451,204.35 and 53,294,346.10

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Solution

The fourth proportional to 168,300,802.90, 252,451,204.35 and 53,294,346.10 is: 79,941,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,300,802.90 : 252,451,204.35 = 53,294,346.10 : x
  2. Step 2: Convert to fraction form
    168,300,802.90/252,451,204.35 = 53,294,346.10/x
  3. Step 3: Cross multiply
    168,300,802.90x = 252,451,204.35 × 53,294,346.10
  4. Step 4: Simplify right side
    168,300,802.90x = 13,454,221,857,990,726
  5. Step 5: Solve for x
    x = 13,454,221,857,990,726/168,300,802.90
  6. Step 6: Final answer
    x = 79,941,519.15

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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.