Home / 12,754,949,110.60-19,132,423,665.90-3,439,638,686.20

Finding the Fourth Proportional to 12,754,949,110.60, 19,132,423,665.90 and 3,439,638,686.20

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Solution

The fourth proportional to 12,754,949,110.60, 19,132,423,665.90 and 3,439,638,686.20 is: 5,159,458,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,949,110.60 : 19,132,423,665.90 = 3,439,638,686.20 : x
  2. Step 2: Convert to fraction form
    12,754,949,110.60/19,132,423,665.90 = 3,439,638,686.20/x
  3. Step 3: Cross multiply
    12,754,949,110.60x = 19,132,423,665.90 × 3,439,638,686.20
  4. Step 4: Simplify right side
    12,754,949,110.60x = 65,808,624,601,998,065,664
  5. Step 5: Solve for x
    x = 65,808,624,601,998,065,664/12,754,949,110.60
  6. Step 6: Final answer
    x = 5,159,458,029.30

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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.