Home / 146,709,113.10-220,063,669.65-98,336,172.30

Finding the Fourth Proportional to 146,709,113.10, 220,063,669.65 and 98,336,172.30

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Solution

The fourth proportional to 146,709,113.10, 220,063,669.65 and 98,336,172.30 is: 147,504,258.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,709,113.10 : 220,063,669.65 = 98,336,172.30 : x
  2. Step 2: Convert to fraction form
    146,709,113.10/220,063,669.65 = 98,336,172.30/x
  3. Step 3: Cross multiply
    146,709,113.10x = 220,063,669.65 × 98,336,172.30
  4. Step 4: Simplify right side
    146,709,113.10x = 21,640,218,935,672,680
  5. Step 5: Solve for x
    x = 21,640,218,935,672,680/146,709,113.10
  6. Step 6: Final answer
    x = 147,504,258.45

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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.