Home / 886,463,998.80-1,329,695,998.20-240,231,742.80

Finding the Fourth Proportional to 886,463,998.80, 1,329,695,998.20 and 240,231,742.80

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Solution

The fourth proportional to 886,463,998.80, 1,329,695,998.20 and 240,231,742.80 is: 360,347,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,463,998.80 : 1,329,695,998.20 = 240,231,742.80 : x
  2. Step 2: Convert to fraction form
    886,463,998.80/1,329,695,998.20 = 240,231,742.80/x
  3. Step 3: Cross multiply
    886,463,998.80x = 1,329,695,998.20 × 240,231,742.80
  4. Step 4: Simplify right side
    886,463,998.80x = 319,435,187,041,771,712
  5. Step 5: Solve for x
    x = 319,435,187,041,771,712/886,463,998.80
  6. Step 6: Final answer
    x = 360,347,614.20

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1.5x scale

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.