Home / 140,549,027.40-210,543,605.10-123,715,542.60

Finding the Fourth Proportional to 140,549,027.40, 210,543,605.10 and 123,715,542.60

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Solution

The fourth proportional to 140,549,027.40, 210,543,605.10 and 123,715,542.60 is: 185,326,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,549,027.40 : 210,543,605.10 = 123,715,542.60 : x
  2. Step 2: Convert to fraction form
    140,549,027.40/210,543,605.10 = 123,715,542.60/x
  3. Step 3: Cross multiply
    140,549,027.40x = 210,543,605.10 × 123,715,542.60
  4. Step 4: Simplify right side
    140,549,027.40x = 26,047,516,345,906,624
  5. Step 5: Solve for x
    x = 26,047,516,345,906,624/140,549,027.40
  6. Step 6: Final answer
    x = 185,326,905.69

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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.