Home / 2,148,961,360.80-3,223,442,041.20-2,101,185,616.80

Finding the Fourth Proportional to 2,148,961,360.80, 3,223,442,041.20 and 2,101,185,616.80

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Solution

The fourth proportional to 2,148,961,360.80, 3,223,442,041.20 and 2,101,185,616.80 is: 3,151,778,425.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,961,360.80 : 3,223,442,041.20 = 2,101,185,616.80 : x
  2. Step 2: Convert to fraction form
    2,148,961,360.80/3,223,442,041.20 = 2,101,185,616.80/x
  3. Step 3: Cross multiply
    2,148,961,360.80x = 3,223,442,041.20 × 2,101,185,616.80
  4. Step 4: Simplify right side
    2,148,961,360.80x = 6,773,050,053,557,872,640
  5. Step 5: Solve for x
    x = 6,773,050,053,557,872,640/2,148,961,360.80
  6. Step 6: Final answer
    x = 3,151,778,425.20

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Double scale
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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.