Home / 98,536,332.72-135,974,643.96-54,480,685.44

Finding the Fourth Proportional to 98,536,332.72, 135,974,643.96 and 54,480,685.44

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Solution

The fourth proportional to 98,536,332.72, 135,974,643.96 and 54,480,685.44 is: 75,180,307.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,536,332.72 : 135,974,643.96 = 54,480,685.44 : x
  2. Step 2: Convert to fraction form
    98,536,332.72/135,974,643.96 = 54,480,685.44/x
  3. Step 3: Cross multiply
    98,536,332.72x = 135,974,643.96 × 54,480,685.44
  4. Step 4: Simplify right side
    98,536,332.72x = 7,407,991,805,400,756
  5. Step 5: Solve for x
    x = 7,407,991,805,400,756/98,536,332.72
  6. Step 6: Final answer
    x = 75,180,307.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.