Home / 18,912,039,182.01-28,368,112,626.98-5,467,417,566.91

Finding the Fourth Proportional to 18,912,039,182.01, 28,368,112,626.98 and 5,467,417,566.91

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Solution

The fourth proportional to 18,912,039,182.01, 28,368,112,626.98 and 5,467,417,566.91 is: 8,201,141,919.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,912,039,182.01 : 28,368,112,626.98 = 5,467,417,566.91 : x
  2. Step 2: Convert to fraction form
    18,912,039,182.01/28,368,112,626.98 = 5,467,417,566.91/x
  3. Step 3: Cross multiply
    18,912,039,182.01x = 28,368,112,626.98 × 5,467,417,566.91
  4. Step 4: Simplify right side
    18,912,039,182.01x = 155,100,317,316,755,456,000
  5. Step 5: Solve for x
    x = 155,100,317,316,755,456,000/18,912,039,182.01
  6. Step 6: Final answer
    x = 8,201,141,919.39

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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.