Home / 2,228,920,142.32-3,075,726,963.68-1,312,193,733.92

Finding the Fourth Proportional to 2,228,920,142.32, 3,075,726,963.68 and 1,312,193,733.92

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Solution

The fourth proportional to 2,228,920,142.32, 3,075,726,963.68 and 1,312,193,733.92 is: 1,810,719,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,920,142.32 : 3,075,726,963.68 = 1,312,193,733.92 : x
  2. Step 2: Convert to fraction form
    2,228,920,142.32/3,075,726,963.68 = 1,312,193,733.92/x
  3. Step 3: Cross multiply
    2,228,920,142.32x = 3,075,726,963.68 × 1,312,193,733.92
  4. Step 4: Simplify right side
    2,228,920,142.32x = 4,035,949,648,989,683,200
  5. Step 5: Solve for x
    x = 4,035,949,648,989,683,200/2,228,920,142.32
  6. Step 6: Final answer
    x = 1,810,719,716.85

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1.5x scale

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.