Home / 124,076,413.10-186,122,914.05-42,194,096.30

Finding the Fourth Proportional to 124,076,413.10, 186,122,914.05 and 42,194,096.30

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Solution

The fourth proportional to 124,076,413.10, 186,122,914.05 and 42,194,096.30 is: 63,293,965.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,076,413.10 : 186,122,914.05 = 42,194,096.30 : x
  2. Step 2: Convert to fraction form
    124,076,413.10/186,122,914.05 = 42,194,096.30/x
  3. Step 3: Cross multiply
    124,076,413.10x = 186,122,914.05 × 42,194,096.30
  4. Step 4: Simplify right side
    124,076,413.10x = 7,853,288,159,062,323
  5. Step 5: Solve for x
    x = 7,853,288,159,062,323/124,076,413.10
  6. Step 6: Final answer
    x = 63,293,965.09

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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.