Home / 1,572,912,983.60-2,359,936,345.80-653,449,194.80

Finding the Fourth Proportional to 1,572,912,983.60, 2,359,936,345.80 and 653,449,194.80

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Solution

The fourth proportional to 1,572,912,983.60, 2,359,936,345.80 and 653,449,194.80 is: 980,409,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,912,983.60 : 2,359,936,345.80 = 653,449,194.80 : x
  2. Step 2: Convert to fraction form
    1,572,912,983.60/2,359,936,345.80 = 653,449,194.80/x
  3. Step 3: Cross multiply
    1,572,912,983.60x = 2,359,936,345.80 × 653,449,194.80
  4. Step 4: Simplify right side
    1,572,912,983.60x = 1,542,098,504,942,264,320
  5. Step 5: Solve for x
    x = 1,542,098,504,942,264,320/1,572,912,983.60
  6. Step 6: Final answer
    x = 980,409,292.20

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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.