Home / 722,153,221.74-1,082,473,800.50-302,215,194.92

Finding the Fourth Proportional to 722,153,221.74, 1,082,473,800.50 and 302,215,194.92

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Solution

The fourth proportional to 722,153,221.74, 1,082,473,800.50 and 302,215,194.92 is: 453,006,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,153,221.74 : 1,082,473,800.50 = 302,215,194.92 : x
  2. Step 2: Convert to fraction form
    722,153,221.74/1,082,473,800.50 = 302,215,194.92/x
  3. Step 3: Cross multiply
    722,153,221.74x = 1,082,473,800.50 × 302,215,194.92
  4. Step 4: Simplify right side
    722,153,221.74x = 327,140,030,613,900,736
  5. Step 5: Solve for x
    x = 327,140,030,613,900,736/722,153,221.74
  6. Step 6: Final answer
    x = 453,006,399.15

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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.