Home / 185,379,430.20-278,069,145.30-103,750,092.60

Finding the Fourth Proportional to 185,379,430.20, 278,069,145.30 and 103,750,092.60

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Solution

The fourth proportional to 185,379,430.20, 278,069,145.30 and 103,750,092.60 is: 155,625,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,379,430.20 : 278,069,145.30 = 103,750,092.60 : x
  2. Step 2: Convert to fraction form
    185,379,430.20/278,069,145.30 = 103,750,092.60/x
  3. Step 3: Cross multiply
    185,379,430.20x = 278,069,145.30 × 103,750,092.60
  4. Step 4: Simplify right side
    185,379,430.20x = 28,849,699,574,077,856
  5. Step 5: Solve for x
    x = 28,849,699,574,077,856/185,379,430.20
  6. Step 6: Final answer
    x = 155,625,138.90

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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.