Home / 716,238,226.08-1,074,357,269.87-198,668,689.11

Finding the Fourth Proportional to 716,238,226.08, 1,074,357,269.87 and 198,668,689.11

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Solution

The fourth proportional to 716,238,226.08, 1,074,357,269.87 and 198,668,689.11 is: 298,003,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,238,226.08 : 1,074,357,269.87 = 198,668,689.11 : x
  2. Step 2: Convert to fraction form
    716,238,226.08/1,074,357,269.87 = 198,668,689.11/x
  3. Step 3: Cross multiply
    716,238,226.08x = 1,074,357,269.87 × 198,668,689.11
  4. Step 4: Simplify right side
    716,238,226.08x = 213,441,150,439,878,080
  5. Step 5: Solve for x
    x = 213,441,150,439,878,080/716,238,226.08
  6. Step 6: Final answer
    x = 298,003,014.46

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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.