Home / 214,867,645.20-322,301,064.83-67,326,499.98

Finding the Fourth Proportional to 214,867,645.20, 322,301,064.83 and 67,326,499.98

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Solution

The fourth proportional to 214,867,645.20, 322,301,064.83 and 67,326,499.98 is: 100,989,623.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,867,645.20 : 322,301,064.83 = 67,326,499.98 : x
  2. Step 2: Convert to fraction form
    214,867,645.20/322,301,064.83 = 67,326,499.98/x
  3. Step 3: Cross multiply
    214,867,645.20x = 322,301,064.83 × 67,326,499.98
  4. Step 4: Simplify right side
    214,867,645.20x = 21,699,402,634,494,340
  5. Step 5: Solve for x
    x = 21,699,402,634,494,340/214,867,645.20
  6. Step 6: Final answer
    x = 100,989,623.70

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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.