Home / 471,973,191.31-651,116,379.45-450,091,108

Finding the Fourth Proportional to 471,973,191.31, 651,116,379.45 and 450,091,108

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Solution

The fourth proportional to 471,973,191.31, 651,116,379.45 and 450,091,108 is: 620,928,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,973,191.31 : 651,116,379.45 = 450,091,108 : x
  2. Step 2: Convert to fraction form
    471,973,191.31/651,116,379.45 = 450,091,108/x
  3. Step 3: Cross multiply
    471,973,191.31x = 651,116,379.45 × 450,091,108
  4. Step 4: Simplify right side
    471,973,191.31x = 293,061,692,663,598,976
  5. Step 5: Solve for x
    x = 293,061,692,663,598,976/471,973,191.31
  6. Step 6: Final answer
    x = 620,928,684.21

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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.