Home / 15,215,051,961.87-22,822,753,622.89-4,591,368,271.50

Finding the Fourth Proportional to 15,215,051,961.87, 22,822,753,622.89 and 4,591,368,271.50

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Solution

The fourth proportional to 15,215,051,961.87, 22,822,753,622.89 and 4,591,368,271.50 is: 6,887,105,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,215,051,961.87 : 22,822,753,622.89 = 4,591,368,271.50 : x
  2. Step 2: Convert to fraction form
    15,215,051,961.87/22,822,753,622.89 = 4,591,368,271.50/x
  3. Step 3: Cross multiply
    15,215,051,961.87x = 22,822,753,622.89 × 4,591,368,271.50
  4. Step 4: Simplify right side
    15,215,051,961.87x = 104,787,666,852,398,825,472
  5. Step 5: Solve for x
    x = 104,787,666,852,398,825,472/15,215,051,961.87
  6. Step 6: Final answer
    x = 6,887,105,421.33

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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.