Home / 153,551,995.30-230,327,992.95-49,921,000.30

Finding the Fourth Proportional to 153,551,995.30, 230,327,992.95 and 49,921,000.30

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Solution

The fourth proportional to 153,551,995.30, 230,327,992.95 and 49,921,000.30 is: 74,881,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,551,995.30 : 230,327,992.95 = 49,921,000.30 : x
  2. Step 2: Convert to fraction form
    153,551,995.30/230,327,992.95 = 49,921,000.30/x
  3. Step 3: Cross multiply
    153,551,995.30x = 230,327,992.95 × 49,921,000.30
  4. Step 4: Simplify right side
    153,551,995.30x = 11,498,203,805,155,346
  5. Step 5: Solve for x
    x = 11,498,203,805,155,346/153,551,995.30
  6. Step 6: Final answer
    x = 74,881,500.45

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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.