Home / 1,878,469,529.04-2,592,452,219.40-1,043,257,381.20

Finding the Fourth Proportional to 1,878,469,529.04, 2,592,452,219.40 and 1,043,257,381.20

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Solution

The fourth proportional to 1,878,469,529.04, 2,592,452,219.40 and 1,043,257,381.20 is: 1,439,786,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,469,529.04 : 2,592,452,219.40 = 1,043,257,381.20 : x
  2. Step 2: Convert to fraction form
    1,878,469,529.04/2,592,452,219.40 = 1,043,257,381.20/x
  3. Step 3: Cross multiply
    1,878,469,529.04x = 2,592,452,219.40 × 1,043,257,381.20
  4. Step 4: Simplify right side
    1,878,469,529.04x = 2,704,594,913,297,372,160
  5. Step 5: Solve for x
    x = 2,704,594,913,297,372,160/1,878,469,529.04
  6. Step 6: Final answer
    x = 1,439,786,417.34

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Double scale
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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.