Home / 1,572,912,981.60-2,359,936,342.80-653,449,192.80

Finding the Fourth Proportional to 1,572,912,981.60, 2,359,936,342.80 and 653,449,192.80

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Solution

The fourth proportional to 1,572,912,981.60, 2,359,936,342.80 and 653,449,192.80 is: 980,409,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,912,981.60 : 2,359,936,342.80 = 653,449,192.80 : x
  2. Step 2: Convert to fraction form
    1,572,912,981.60/2,359,936,342.80 = 653,449,192.80/x
  3. Step 3: Cross multiply
    1,572,912,981.60x = 2,359,936,342.80 × 653,449,192.80
  4. Step 4: Simplify right side
    1,572,912,981.60x = 1,542,098,498,262,044,160
  5. Step 5: Solve for x
    x = 1,542,098,498,262,044,160/1,572,912,981.60
  6. Step 6: Final answer
    x = 980,409,289.20

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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.