Home / 163,757,715.04-225,986,739.28-89,418,791.76

Finding the Fourth Proportional to 163,757,715.04, 225,986,739.28 and 89,418,791.76

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Solution

The fourth proportional to 163,757,715.04, 225,986,739.28 and 89,418,791.76 is: 123,398,529.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,757,715.04 : 225,986,739.28 = 89,418,791.76 : x
  2. Step 2: Convert to fraction form
    163,757,715.04/225,986,739.28 = 89,418,791.76/x
  3. Step 3: Cross multiply
    163,757,715.04x = 225,986,739.28 × 89,418,791.76
  4. Step 4: Simplify right side
    163,757,715.04x = 20,207,461,180,199,732
  5. Step 5: Solve for x
    x = 20,207,461,180,199,732/163,757,715.04
  6. Step 6: Final answer
    x = 123,398,529.19

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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.