Home / 147,744,959.40-221,617,439.10-98,427,234.60

Finding the Fourth Proportional to 147,744,959.40, 221,617,439.10 and 98,427,234.60

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Solution

The fourth proportional to 147,744,959.40, 221,617,439.10 and 98,427,234.60 is: 147,640,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,959.40 : 221,617,439.10 = 98,427,234.60 : x
  2. Step 2: Convert to fraction form
    147,744,959.40/221,617,439.10 = 98,427,234.60/x
  3. Step 3: Cross multiply
    147,744,959.40x = 221,617,439.10 × 98,427,234.60
  4. Step 4: Simplify right side
    147,744,959.40x = 21,813,191,669,746,912
  5. Step 5: Solve for x
    x = 21,813,191,669,746,912/147,744,959.40
  6. Step 6: Final answer
    x = 147,640,851.90

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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.