Home / 25,787,576,079.88-38,689,258,380.86-13,205,343,218.60

Finding the Fourth Proportional to 25,787,576,079.88, 38,689,258,380.86 and 13,205,343,218.60

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Solution

The fourth proportional to 25,787,576,079.88, 38,689,258,380.86 and 13,205,343,218.60 is: 19,812,057,333.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,787,576,079.88 : 38,689,258,380.86 = 13,205,343,218.60 : x
  2. Step 2: Convert to fraction form
    25,787,576,079.88/38,689,258,380.86 = 13,205,343,218.60/x
  3. Step 3: Cross multiply
    25,787,576,079.88x = 38,689,258,380.86 × 13,205,343,218.60
  4. Step 4: Simplify right side
    25,787,576,079.88x = 510,904,935,792,352,821,248
  5. Step 5: Solve for x
    x = 510,904,935,792,352,821,248/25,787,576,079.88
  6. Step 6: Final answer
    x = 19,812,057,333.72

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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.