Home / 2,085,804,250.80-3,129,126,280.20-611,941,210.80

Finding the Fourth Proportional to 2,085,804,250.80, 3,129,126,280.20 and 611,941,210.80

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Solution

The fourth proportional to 2,085,804,250.80, 3,129,126,280.20 and 611,941,210.80 is: 918,035,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,804,250.80 : 3,129,126,280.20 = 611,941,210.80 : x
  2. Step 2: Convert to fraction form
    2,085,804,250.80/3,129,126,280.20 = 611,941,210.80/x
  3. Step 3: Cross multiply
    2,085,804,250.80x = 3,129,126,280.20 × 611,941,210.80
  4. Step 4: Simplify right side
    2,085,804,250.80x = 1,914,841,324,651,687,680
  5. Step 5: Solve for x
    x = 1,914,841,324,651,687,680/2,085,804,250.80
  6. Step 6: Final answer
    x = 918,035,009.24

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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.