Home / 8,503,270,763.40-12,754,906,145.10-7,986,710,111.40

Finding the Fourth Proportional to 8,503,270,763.40, 12,754,906,145.10 and 7,986,710,111.40

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Solution

The fourth proportional to 8,503,270,763.40, 12,754,906,145.10 and 7,986,710,111.40 is: 11,980,065,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,270,763.40 : 12,754,906,145.10 = 7,986,710,111.40 : x
  2. Step 2: Convert to fraction form
    8,503,270,763.40/12,754,906,145.10 = 7,986,710,111.40/x
  3. Step 3: Cross multiply
    8,503,270,763.40x = 12,754,906,145.10 × 7,986,710,111.40
  4. Step 4: Simplify right side
    8,503,270,763.40x = 101,869,737,879,028,170,752
  5. Step 5: Solve for x
    x = 101,869,737,879,028,170,752/8,503,270,763.40
  6. Step 6: Final answer
    x = 11,980,065,167.10

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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.