Home / 199,723,609,006.30-299,555,143,608.75-54,357,234,767.35

Finding the Fourth Proportional to 199,723,609,006.30, 299,555,143,608.75 and 54,357,234,767.35

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Solution

The fourth proportional to 199,723,609,006.30, 299,555,143,608.75 and 54,357,234,767.35 is: 81,527,613,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,723,609,006.30 : 299,555,143,608.75 = 54,357,234,767.35 : x
  2. Step 2: Convert to fraction form
    199,723,609,006.30/299,555,143,608.75 = 54,357,234,767.35/x
  3. Step 3: Cross multiply
    199,723,609,006.30x = 299,555,143,608.75 × 54,357,234,767.35
  4. Step 4: Simplify right side
    199,723,609,006.30x = 16,282,989,266,908,066,349,056
  5. Step 5: Solve for x
    x = 16,282,989,266,908,066,349,056/199,723,609,006.30
  6. Step 6: Final answer
    x = 81,527,613,825.54

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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.