Home / 185,417,302.92-278,151,450.20-68,822,752

Finding the Fourth Proportional to 185,417,302.92, 278,151,450.20 and 68,822,752

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Solution

The fourth proportional to 185,417,302.92, 278,151,450.20 and 68,822,752 is: 103,243,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,417,302.92 : 278,151,450.20 = 68,822,752 : x
  2. Step 2: Convert to fraction form
    185,417,302.92/278,151,450.20 = 68,822,752/x
  3. Step 3: Cross multiply
    185,417,302.92x = 278,151,450.20 × 68,822,752
  4. Step 4: Simplify right side
    185,417,302.92x = 19,143,148,275,554,948
  5. Step 5: Solve for x
    x = 19,143,148,275,554,948/185,417,302.92
  6. Step 6: Final answer
    x = 103,243,591.48

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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.