Home / 453,836,938.80-680,660,929.80-195,060,601.20

Finding the Fourth Proportional to 453,836,938.80, 680,660,929.80 and 195,060,601.20

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Solution

The fourth proportional to 453,836,938.80, 680,660,929.80 and 195,060,601.20 is: 292,550,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,836,938.80 : 680,660,929.80 = 195,060,601.20 : x
  2. Step 2: Convert to fraction form
    453,836,938.80/680,660,929.80 = 195,060,601.20/x
  3. Step 3: Cross multiply
    453,836,938.80x = 680,660,929.80 × 195,060,601.20
  4. Step 4: Simplify right side
    453,836,938.80x = 132,770,130,180,138,976
  5. Step 5: Solve for x
    x = 132,770,130,180,138,976/453,836,938.80
  6. Step 6: Final answer
    x = 292,550,294.67

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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.