Home / 147,546,092.40-221,382,124.20-70,829,631.60

Finding the Fourth Proportional to 147,546,092.40, 221,382,124.20 and 70,829,631.60

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Solution

The fourth proportional to 147,546,092.40, 221,382,124.20 and 70,829,631.60 is: 106,274,683.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,546,092.40 : 221,382,124.20 = 70,829,631.60 : x
  2. Step 2: Convert to fraction form
    147,546,092.40/221,382,124.20 = 70,829,631.60/x
  3. Step 3: Cross multiply
    147,546,092.40x = 221,382,124.20 × 70,829,631.60
  4. Step 4: Simplify right side
    147,546,092.40x = 15,680,414,299,911,442
  5. Step 5: Solve for x
    x = 15,680,414,299,911,442/147,546,092.40
  6. Step 6: Final answer
    x = 106,274,683.69

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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.