Home / 153,312,139.60-229,968,209.40-138,195,595.60

Finding the Fourth Proportional to 153,312,139.60, 229,968,209.40 and 138,195,595.60

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Solution

The fourth proportional to 153,312,139.60, 229,968,209.40 and 138,195,595.60 is: 207,293,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,312,139.60 : 229,968,209.40 = 138,195,595.60 : x
  2. Step 2: Convert to fraction form
    153,312,139.60/229,968,209.40 = 138,195,595.60/x
  3. Step 3: Cross multiply
    153,312,139.60x = 229,968,209.40 × 138,195,595.60
  4. Step 4: Simplify right side
    153,312,139.60x = 31,780,593,667,098,520
  5. Step 5: Solve for x
    x = 31,780,593,667,098,520/153,312,139.60
  6. Step 6: Final answer
    x = 207,293,393.40

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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.