Home / 207,357,973.25-311,034,829.52-119,863,818.18

Finding the Fourth Proportional to 207,357,973.25, 311,034,829.52 and 119,863,818.18

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Solution

The fourth proportional to 207,357,973.25, 311,034,829.52 and 119,863,818.18 is: 179,794,495.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,357,973.25 : 311,034,829.52 = 119,863,818.18 : x
  2. Step 2: Convert to fraction form
    207,357,973.25/311,034,829.52 = 119,863,818.18/x
  3. Step 3: Cross multiply
    207,357,973.25x = 311,034,829.52 × 119,863,818.18
  4. Step 4: Simplify right side
    207,357,973.25x = 37,281,822,252,633,256
  5. Step 5: Solve for x
    x = 37,281,822,252,633,256/207,357,973.25
  6. Step 6: Final answer
    x = 179,794,495.81

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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.