Home / 238,845,226,139.11-358,269,178,626.88-79,667,888,529.49

Finding the Fourth Proportional to 238,845,226,139.11, 358,269,178,626.88 and 79,667,888,529.49

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Solution

The fourth proportional to 238,845,226,139.11, 358,269,178,626.88 and 79,667,888,529.49 is: 119,502,279,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,845,226,139.11 : 358,269,178,626.88 = 79,667,888,529.49 : x
  2. Step 2: Convert to fraction form
    238,845,226,139.11/358,269,178,626.88 = 79,667,888,529.49/x
  3. Step 3: Cross multiply
    238,845,226,139.11x = 358,269,178,626.88 × 79,667,888,529.49
  4. Step 4: Simplify right side
    238,845,226,139.11x = 28,542,548,986,398,217,601,024
  5. Step 5: Solve for x
    x = 28,542,548,986,398,217,601,024/238,845,226,139.11
  6. Step 6: Final answer
    x = 119,502,279,563.14

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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.