Home / 211,047,195.66-316,600,842.87-65,493,335.22

Finding the Fourth Proportional to 211,047,195.66, 316,600,842.87 and 65,493,335.22

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Solution

The fourth proportional to 211,047,195.66, 316,600,842.87 and 65,493,335.22 is: 98,249,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,047,195.66 : 316,600,842.87 = 65,493,335.22 : x
  2. Step 2: Convert to fraction form
    211,047,195.66/316,600,842.87 = 65,493,335.22/x
  3. Step 3: Cross multiply
    211,047,195.66x = 316,600,842.87 × 65,493,335.22
  4. Step 4: Simplify right side
    211,047,195.66x = 20,735,245,133,019,456
  5. Step 5: Solve for x
    x = 20,735,245,133,019,456/211,047,195.66
  6. Step 6: Final answer
    x = 98,249,327.92

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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.