Home / 13,643,675,105.20-20,465,512,657.80-3,303,959,009.20

Finding the Fourth Proportional to 13,643,675,105.20, 20,465,512,657.80 and 3,303,959,009.20

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Solution

The fourth proportional to 13,643,675,105.20, 20,465,512,657.80 and 3,303,959,009.20 is: 4,955,938,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,675,105.20 : 20,465,512,657.80 = 3,303,959,009.20 : x
  2. Step 2: Convert to fraction form
    13,643,675,105.20/20,465,512,657.80 = 3,303,959,009.20/x
  3. Step 3: Cross multiply
    13,643,675,105.20x = 20,465,512,657.80 × 3,303,959,009.20
  4. Step 4: Simplify right side
    13,643,675,105.20x = 67,617,214,923,634,941,952
  5. Step 5: Solve for x
    x = 67,617,214,923,634,941,952/13,643,675,105.20
  6. Step 6: Final answer
    x = 4,955,938,513.80

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1.5x scale

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.