Home / 185,867,927.10-278,801,890.65-89,012,804.85

Finding the Fourth Proportional to 185,867,927.10, 278,801,890.65 and 89,012,804.85

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Solution

The fourth proportional to 185,867,927.10, 278,801,890.65 and 89,012,804.85 is: 133,519,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,867,927.10 : 278,801,890.65 = 89,012,804.85 : x
  2. Step 2: Convert to fraction form
    185,867,927.10/278,801,890.65 = 89,012,804.85/x
  3. Step 3: Cross multiply
    185,867,927.10x = 278,801,890.65 × 89,012,804.85
  4. Step 4: Simplify right side
    185,867,927.10x = 24,816,938,284,239,484
  5. Step 5: Solve for x
    x = 24,816,938,284,239,484/185,867,927.10
  6. Step 6: Final answer
    x = 133,519,207.28

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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.