Home / 8,177,103,658.80-12,265,655,488.20-3,521,208,106.80

Finding the Fourth Proportional to 8,177,103,658.80, 12,265,655,488.20 and 3,521,208,106.80

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Solution

The fourth proportional to 8,177,103,658.80, 12,265,655,488.20 and 3,521,208,106.80 is: 5,281,812,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,103,658.80 : 12,265,655,488.20 = 3,521,208,106.80 : x
  2. Step 2: Convert to fraction form
    8,177,103,658.80/12,265,655,488.20 = 3,521,208,106.80/x
  3. Step 3: Cross multiply
    8,177,103,658.80x = 12,265,655,488.20 × 3,521,208,106.80
  4. Step 4: Simplify right side
    8,177,103,658.80x = 43,189,925,540,265,754,624
  5. Step 5: Solve for x
    x = 43,189,925,540,265,754,624/8,177,103,658.80
  6. Step 6: Final answer
    x = 5,281,812,160.20

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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.