Home / 347,238,673.83-479,190,050.29-206,138,191.92

Finding the Fourth Proportional to 347,238,673.83, 479,190,050.29 and 206,138,191.92

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Solution

The fourth proportional to 347,238,673.83, 479,190,050.29 and 206,138,191.92 is: 284,471,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,238,673.83 : 479,190,050.29 = 206,138,191.92 : x
  2. Step 2: Convert to fraction form
    347,238,673.83/479,190,050.29 = 206,138,191.92/x
  3. Step 3: Cross multiply
    347,238,673.83x = 479,190,050.29 × 206,138,191.92
  4. Step 4: Simplify right side
    347,238,673.83x = 98,779,370,551,803,776
  5. Step 5: Solve for x
    x = 98,779,370,551,803,776/347,238,673.83
  6. Step 6: Final answer
    x = 284,471,108.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.