Home / 148,936,005.30-223,404,007.95-103,019,502.90

Finding the Fourth Proportional to 148,936,005.30, 223,404,007.95 and 103,019,502.90

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Solution

The fourth proportional to 148,936,005.30, 223,404,007.95 and 103,019,502.90 is: 154,529,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,936,005.30 : 223,404,007.95 = 103,019,502.90 : x
  2. Step 2: Convert to fraction form
    148,936,005.30/223,404,007.95 = 103,019,502.90/x
  3. Step 3: Cross multiply
    148,936,005.30x = 223,404,007.95 × 103,019,502.90
  4. Step 4: Simplify right side
    148,936,005.30x = 23,014,969,844,876,648
  5. Step 5: Solve for x
    x = 23,014,969,844,876,648/148,936,005.30
  6. Step 6: Final answer
    x = 154,529,254.35

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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.