Home / 66,262,032.20-99,333,950.70-25,863,120.20

Finding the Fourth Proportional to 66,262,032.20, 99,333,950.70 and 25,863,120.20

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Solution

The fourth proportional to 66,262,032.20, 99,333,950.70 and 25,863,120.20 is: 38,771,613.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,262,032.20 : 99,333,950.70 = 25,863,120.20 : x
  2. Step 2: Convert to fraction form
    66,262,032.20/99,333,950.70 = 25,863,120.20/x
  3. Step 3: Cross multiply
    66,262,032.20x = 99,333,950.70 × 25,863,120.20
  4. Step 4: Simplify right side
    66,262,032.20x = 2,569,085,906,894,974
  5. Step 5: Solve for x
    x = 2,569,085,906,894,974/66,262,032.20
  6. Step 6: Final answer
    x = 38,771,613.57

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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.