Home / 116,288,289.23-160,470,608.42-64,074,402.95

Finding the Fourth Proportional to 116,288,289.23, 160,470,608.42 and 64,074,402.95

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Solution

The fourth proportional to 116,288,289.23, 160,470,608.42 and 64,074,402.95 is: 88,418,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,288,289.23 : 160,470,608.42 = 64,074,402.95 : x
  2. Step 2: Convert to fraction form
    116,288,289.23/160,470,608.42 = 64,074,402.95/x
  3. Step 3: Cross multiply
    116,288,289.23x = 160,470,608.42 × 64,074,402.95
  4. Step 4: Simplify right side
    116,288,289.23x = 10,282,058,424,892,576
  5. Step 5: Solve for x
    x = 10,282,058,424,892,576/116,288,289.23
  6. Step 6: Final answer
    x = 88,418,691.97

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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.