Home / 123,859,345.30-185,783,113.05-41,970,192.10

Finding the Fourth Proportional to 123,859,345.30, 185,783,113.05 and 41,970,192.10

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Solution

The fourth proportional to 123,859,345.30, 185,783,113.05 and 41,970,192.10 is: 62,953,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,859,345.30 : 185,783,113.05 = 41,970,192.10 : x
  2. Step 2: Convert to fraction form
    123,859,345.30/185,783,113.05 = 41,970,192.10/x
  3. Step 3: Cross multiply
    123,859,345.30x = 185,783,113.05 × 41,970,192.10
  4. Step 4: Simplify right side
    123,859,345.30x = 7,797,352,943,644,518
  5. Step 5: Solve for x
    x = 7,797,352,943,644,518/123,859,345.30
  6. Step 6: Final answer
    x = 62,953,287.25

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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.