Home / 107,421,500.48-161,132,103.12-49,882,307.36

Finding the Fourth Proportional to 107,421,500.48, 161,132,103.12 and 49,882,307.36

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Solution

The fourth proportional to 107,421,500.48, 161,132,103.12 and 49,882,307.36 is: 74,823,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,421,500.48 : 161,132,103.12 = 49,882,307.36 : x
  2. Step 2: Convert to fraction form
    107,421,500.48/161,132,103.12 = 49,882,307.36/x
  3. Step 3: Cross multiply
    107,421,500.48x = 161,132,103.12 × 49,882,307.36
  4. Step 4: Simplify right side
    107,421,500.48x = 8,037,641,093,395,055
  5. Step 5: Solve for x
    x = 8,037,641,093,395,055/107,421,500.48
  6. Step 6: Final answer
    x = 74,823,392.50

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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.