Home / 120,830,281.80-181,245,422.70-101,934,601.80

Finding the Fourth Proportional to 120,830,281.80, 181,245,422.70 and 101,934,601.80

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Solution

The fourth proportional to 120,830,281.80, 181,245,422.70 and 101,934,601.80 is: 152,901,902.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,830,281.80 : 181,245,422.70 = 101,934,601.80 : x
  2. Step 2: Convert to fraction form
    120,830,281.80/181,245,422.70 = 101,934,601.80/x
  3. Step 3: Cross multiply
    120,830,281.80x = 181,245,422.70 × 101,934,601.80
  4. Step 4: Simplify right side
    120,830,281.80x = 18,475,179,990,997,180
  5. Step 5: Solve for x
    x = 18,475,179,990,997,180/120,830,281.80
  6. Step 6: Final answer
    x = 152,901,902.70

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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.