Home / 82,746,488.48-114,190,148.67-47,959,357.08

Finding the Fourth Proportional to 82,746,488.48, 114,190,148.67 and 47,959,357.08

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Solution

The fourth proportional to 82,746,488.48, 114,190,148.67 and 47,959,357.08 is: 66,183,909.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746,488.48 : 114,190,148.67 = 47,959,357.08 : x
  2. Step 2: Convert to fraction form
    82,746,488.48/114,190,148.67 = 47,959,357.08/x
  3. Step 3: Cross multiply
    82,746,488.48x = 114,190,148.67 × 47,959,357.08
  4. Step 4: Simplify right side
    82,746,488.48x = 5,476,486,115,082,817
  5. Step 5: Solve for x
    x = 5,476,486,115,082,817/82,746,488.48
  6. Step 6: Final answer
    x = 66,183,909.63

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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.