Home / 168,805,969.18-253,173,523.93-47,609,077.66

Finding the Fourth Proportional to 168,805,969.18, 253,173,523.93 and 47,609,077.66

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Solution

The fourth proportional to 168,805,969.18, 253,173,523.93 and 47,609,077.66 is: 71,403,624.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,805,969.18 : 253,173,523.93 = 47,609,077.66 : x
  2. Step 2: Convert to fraction form
    168,805,969.18/253,173,523.93 = 47,609,077.66/x
  3. Step 3: Cross multiply
    168,805,969.18x = 253,173,523.93 × 47,609,077.66
  4. Step 4: Simplify right side
    168,805,969.18x = 12,053,357,961,487,282
  5. Step 5: Solve for x
    x = 12,053,357,961,487,282/168,805,969.18
  6. Step 6: Final answer
    x = 71,403,624.06

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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.