Home / 143,769,496.20-215,654,244.30-118,260,328.20

Finding the Fourth Proportional to 143,769,496.20, 215,654,244.30 and 118,260,328.20

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Solution

The fourth proportional to 143,769,496.20, 215,654,244.30 and 118,260,328.20 is: 177,390,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,769,496.20 : 215,654,244.30 = 118,260,328.20 : x
  2. Step 2: Convert to fraction form
    143,769,496.20/215,654,244.30 = 118,260,328.20/x
  3. Step 3: Cross multiply
    143,769,496.20x = 215,654,244.30 × 118,260,328.20
  4. Step 4: Simplify right side
    143,769,496.20x = 25,503,341,708,640,980
  5. Step 5: Solve for x
    x = 25,503,341,708,640,980/143,769,496.20
  6. Step 6: Final answer
    x = 177,390,492.30

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1.5x scale

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.