Home / 97,804,981.90-146,707,472.85-69,107,167.90

Finding the Fourth Proportional to 97,804,981.90, 146,707,472.85 and 69,107,167.90

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Solution

The fourth proportional to 97,804,981.90, 146,707,472.85 and 69,107,167.90 is: 103,660,751.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,804,981.90 : 146,707,472.85 = 69,107,167.90 : x
  2. Step 2: Convert to fraction form
    97,804,981.90/146,707,472.85 = 69,107,167.90/x
  3. Step 3: Cross multiply
    97,804,981.90x = 146,707,472.85 × 69,107,167.90
  4. Step 4: Simplify right side
    97,804,981.90x = 10,138,537,958,429,642
  5. Step 5: Solve for x
    x = 10,138,537,958,429,642/97,804,981.90
  6. Step 6: Final answer
    x = 103,660,751.85

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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.