Home / 489,898,806.40-734,911,195.20-244,380,937.60

Finding the Fourth Proportional to 489,898,806.40, 734,911,195.20 and 244,380,937.60

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Solution

The fourth proportional to 489,898,806.40, 734,911,195.20 and 244,380,937.60 is: 366,602,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,898,806.40 : 734,911,195.20 = 244,380,937.60 : x
  2. Step 2: Convert to fraction form
    489,898,806.40/734,911,195.20 = 244,380,937.60/x
  3. Step 3: Cross multiply
    489,898,806.40x = 734,911,195.20 × 244,380,937.60
  4. Step 4: Simplify right side
    489,898,806.40x = 179,598,286,935,712,640
  5. Step 5: Solve for x
    x = 179,598,286,935,712,640/489,898,806.40
  6. Step 6: Final answer
    x = 366,602,826.11

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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.