Home / 98,339,011.92-135,715,343.40-54,294,490.80

Finding the Fourth Proportional to 98,339,011.92, 135,715,343.40 and 54,294,490.80

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Solution

The fourth proportional to 98,339,011.92, 135,715,343.40 and 54,294,490.80 is: 74,930,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,339,011.92 : 135,715,343.40 = 54,294,490.80 : x
  2. Step 2: Convert to fraction form
    98,339,011.92/135,715,343.40 = 54,294,490.80/x
  3. Step 3: Cross multiply
    98,339,011.92x = 135,715,343.40 × 54,294,490.80
  4. Step 4: Simplify right side
    98,339,011.92x = 7,368,595,463,650,141
  5. Step 5: Solve for x
    x = 7,368,595,463,650,141/98,339,011.92
  6. Step 6: Final answer
    x = 74,930,542.01

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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.