Home / 839,815,206.80-1,259,722,810.20-801,551,454.80

Finding the Fourth Proportional to 839,815,206.80, 1,259,722,810.20 and 801,551,454.80

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Solution

The fourth proportional to 839,815,206.80, 1,259,722,810.20 and 801,551,454.80 is: 1,202,327,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,815,206.80 : 1,259,722,810.20 = 801,551,454.80 : x
  2. Step 2: Convert to fraction form
    839,815,206.80/1,259,722,810.20 = 801,551,454.80/x
  3. Step 3: Cross multiply
    839,815,206.80x = 1,259,722,810.20 × 801,551,454.80
  4. Step 4: Simplify right side
    839,815,206.80x = 1,009,732,651,160,554,240
  5. Step 5: Solve for x
    x = 1,009,732,651,160,554,240/839,815,206.80
  6. Step 6: Final answer
    x = 1,202,327,182.20

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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.