Home / 20,125,098,913.40-30,187,364,934.90-9,083,597,262.20

Finding the Fourth Proportional to 20,125,098,913.40, 30,187,364,934.90 and 9,083,597,262.20

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Solution

The fourth proportional to 20,125,098,913.40, 30,187,364,934.90 and 9,083,597,262.20 is: 13,625,267,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,125,098,913.40 : 30,187,364,934.90 = 9,083,597,262.20 : x
  2. Step 2: Convert to fraction form
    20,125,098,913.40/30,187,364,934.90 = 9,083,597,262.20/x
  3. Step 3: Cross multiply
    20,125,098,913.40x = 30,187,364,934.90 × 9,083,597,262.20
  4. Step 4: Simplify right side
    20,125,098,913.40x = 274,209,865,475,689,971,712
  5. Step 5: Solve for x
    x = 274,209,865,475,689,971,712/20,125,098,913.40
  6. Step 6: Final answer
    x = 13,625,267,962.94

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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.