Home / 153,217,930.08-229,825,380.46-70,196,133.16

Finding the Fourth Proportional to 153,217,930.08, 229,825,380.46 and 70,196,133.16

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Solution

The fourth proportional to 153,217,930.08, 229,825,380.46 and 70,196,133.16 is: 105,293,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,217,930.08 : 229,825,380.46 = 70,196,133.16 : x
  2. Step 2: Convert to fraction form
    153,217,930.08/229,825,380.46 = 70,196,133.16/x
  3. Step 3: Cross multiply
    153,217,930.08x = 229,825,380.46 × 70,196,133.16
  4. Step 4: Simplify right side
    153,217,930.08x = 16,132,853,010,317,822
  5. Step 5: Solve for x
    x = 16,132,853,010,317,822/153,217,930.08
  6. Step 6: Final answer
    x = 105,293,505.81

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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.