Home / 104,705,148.20-157,074,748.50-30,936,413.48

Finding the Fourth Proportional to 104,705,148.20, 157,074,748.50 and 30,936,413.48

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Solution

The fourth proportional to 104,705,148.20, 157,074,748.50 and 30,936,413.48 is: 46,409,650.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,705,148.20 : 157,074,748.50 = 30,936,413.48 : x
  2. Step 2: Convert to fraction form
    104,705,148.20/157,074,748.50 = 30,936,413.48/x
  3. Step 3: Cross multiply
    104,705,148.20x = 157,074,748.50 × 30,936,413.48
  4. Step 4: Simplify right side
    104,705,148.20x = 4,859,329,366,863,010
  5. Step 5: Solve for x
    x = 4,859,329,366,863,010/104,705,148.20
  6. Step 6: Final answer
    x = 46,409,650.82

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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.