Home / 116,218,401.86-160,388,648.10-64,007,424.30

Finding the Fourth Proportional to 116,218,401.86, 160,388,648.10 and 64,007,424.30

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Solution

The fourth proportional to 116,218,401.86, 160,388,648.10 and 64,007,424.30 is: 88,334,240.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,218,401.86 : 160,388,648.10 = 64,007,424.30 : x
  2. Step 2: Convert to fraction form
    116,218,401.86/160,388,648.10 = 64,007,424.30/x
  3. Step 3: Cross multiply
    116,218,401.86x = 160,388,648.10 × 64,007,424.30
  4. Step 4: Simplify right side
    116,218,401.86x = 10,266,064,251,840,088
  5. Step 5: Solve for x
    x = 10,266,064,251,840,088/116,218,401.86
  6. Step 6: Final answer
    x = 88,334,240.43

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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.