Home / 245,001,330.30-367,501,995.45-122,557,323.90

Finding the Fourth Proportional to 245,001,330.30, 367,501,995.45 and 122,557,323.90

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Solution

The fourth proportional to 245,001,330.30, 367,501,995.45 and 122,557,323.90 is: 183,835,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,001,330.30 : 367,501,995.45 = 122,557,323.90 : x
  2. Step 2: Convert to fraction form
    245,001,330.30/367,501,995.45 = 122,557,323.90/x
  3. Step 3: Cross multiply
    245,001,330.30x = 367,501,995.45 × 122,557,323.90
  4. Step 4: Simplify right side
    245,001,330.30x = 45,040,061,090,261,976
  5. Step 5: Solve for x
    x = 45,040,061,090,261,976/245,001,330.30
  6. Step 6: Final answer
    x = 183,835,985.85

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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.