Home / 3,127,416,510.92-4,315,919,065.76-1,840,018,243.95

Finding the Fourth Proportional to 3,127,416,510.92, 4,315,919,065.76 and 1,840,018,243.95

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Solution

The fourth proportional to 3,127,416,510.92, 4,315,919,065.76 and 1,840,018,243.95 is: 2,539,274,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127,416,510.92 : 4,315,919,065.76 = 1,840,018,243.95 : x
  2. Step 2: Convert to fraction form
    3,127,416,510.92/4,315,919,065.76 = 1,840,018,243.95/x
  3. Step 3: Cross multiply
    3,127,416,510.92x = 4,315,919,065.76 × 1,840,018,243.95
  4. Step 4: Simplify right side
    3,127,416,510.92x = 7,941,369,820,414,640,128
  5. Step 5: Solve for x
    x = 7,941,369,820,414,640,128/3,127,416,510.92
  6. Step 6: Final answer
    x = 2,539,274,763.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.