Home / 153,367,830.78-230,084,069.13-49,728,958.62

Finding the Fourth Proportional to 153,367,830.78, 230,084,069.13 and 49,728,958.62

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Solution

The fourth proportional to 153,367,830.78, 230,084,069.13 and 49,728,958.62 is: 74,603,918.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,367,830.78 : 230,084,069.13 = 49,728,958.62 : x
  2. Step 2: Convert to fraction form
    153,367,830.78/230,084,069.13 = 49,728,958.62/x
  3. Step 3: Cross multiply
    153,367,830.78x = 230,084,069.13 × 49,728,958.62
  4. Step 4: Simplify right side
    153,367,830.78x = 11,441,841,152,886,988
  5. Step 5: Solve for x
    x = 11,441,841,152,886,988/153,367,830.78
  6. Step 6: Final answer
    x = 74,603,918.53

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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.