Home / 153,217,231.20-229,825,846.80-140,676,098.40

Finding the Fourth Proportional to 153,217,231.20, 229,825,846.80 and 140,676,098.40

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Solution

The fourth proportional to 153,217,231.20, 229,825,846.80 and 140,676,098.40 is: 211,014,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,217,231.20 : 229,825,846.80 = 140,676,098.40 : x
  2. Step 2: Convert to fraction form
    153,217,231.20/229,825,846.80 = 140,676,098.40/x
  3. Step 3: Cross multiply
    153,217,231.20x = 229,825,846.80 × 140,676,098.40
  4. Step 4: Simplify right side
    153,217,231.20x = 32,331,003,439,300,128
  5. Step 5: Solve for x
    x = 32,331,003,439,300,128/153,217,231.20
  6. Step 6: Final answer
    x = 211,014,147.60

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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.