Home / 106,788,758.85-147,391,537.08-64,986,292.55

Finding the Fourth Proportional to 106,788,758.85, 147,391,537.08 and 64,986,292.55

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Solution

The fourth proportional to 106,788,758.85, 147,391,537.08 and 64,986,292.55 is: 89,695,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,788,758.85 : 147,391,537.08 = 64,986,292.55 : x
  2. Step 2: Convert to fraction form
    106,788,758.85/147,391,537.08 = 64,986,292.55/x
  3. Step 3: Cross multiply
    106,788,758.85x = 147,391,537.08 × 64,986,292.55
  4. Step 4: Simplify right side
    106,788,758.85x = 9,578,429,547,468,456
  5. Step 5: Solve for x
    x = 9,578,429,547,468,456/106,788,758.85
  6. Step 6: Final answer
    x = 89,695,110.71

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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.