Home / 124,224,125.20-186,336,187.80-70,476,413.20

Finding the Fourth Proportional to 124,224,125.20, 186,336,187.80 and 70,476,413.20

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Solution

The fourth proportional to 124,224,125.20, 186,336,187.80 and 70,476,413.20 is: 105,714,619.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,224,125.20 : 186,336,187.80 = 70,476,413.20 : x
  2. Step 2: Convert to fraction form
    124,224,125.20/186,336,187.80 = 70,476,413.20/x
  3. Step 3: Cross multiply
    124,224,125.20x = 186,336,187.80 × 70,476,413.20
  4. Step 4: Simplify right side
    124,224,125.20x = 13,132,306,165,505,600
  5. Step 5: Solve for x
    x = 13,132,306,165,505,600/124,224,125.20
  6. Step 6: Final answer
    x = 105,714,619.80

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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.