Home / 153,376,005.20-230,064,007.80-119,111,838.80

Finding the Fourth Proportional to 153,376,005.20, 230,064,007.80 and 119,111,838.80

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Solution

The fourth proportional to 153,376,005.20, 230,064,007.80 and 119,111,838.80 is: 178,667,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,376,005.20 : 230,064,007.80 = 119,111,838.80 : x
  2. Step 2: Convert to fraction form
    153,376,005.20/230,064,007.80 = 119,111,838.80/x
  3. Step 3: Cross multiply
    153,376,005.20x = 230,064,007.80 × 119,111,838.80
  4. Step 4: Simplify right side
    153,376,005.20x = 27,403,347,010,755,544
  5. Step 5: Solve for x
    x = 27,403,347,010,755,544/153,376,005.20
  6. Step 6: Final answer
    x = 178,667,758.20

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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.