Home / 131,544,808.83-181,344,695.01-89,675,143.53

Finding the Fourth Proportional to 131,544,808.83, 181,344,695.01 and 89,675,143.53

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Solution

The fourth proportional to 131,544,808.83, 181,344,695.01 and 89,675,143.53 is: 123,624,122.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,544,808.83 : 181,344,695.01 = 89,675,143.53 : x
  2. Step 2: Convert to fraction form
    131,544,808.83/181,344,695.01 = 89,675,143.53/x
  3. Step 3: Cross multiply
    131,544,808.83x = 181,344,695.01 × 89,675,143.53
  4. Step 4: Simplify right side
    131,544,808.83x = 16,262,111,553,425,824
  5. Step 5: Solve for x
    x = 16,262,111,553,425,824/131,544,808.83
  6. Step 6: Final answer
    x = 123,624,122.44

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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.