Home / 77,310,924.60-116,050,418.76-31,284,478.08

Finding the Fourth Proportional to 77,310,924.60, 116,050,418.76 and 31,284,478.08

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Solution

The fourth proportional to 77,310,924.60, 116,050,418.76 and 31,284,478.08 is: 46,960,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,310,924.60 : 116,050,418.76 = 31,284,478.08 : x
  2. Step 2: Convert to fraction form
    77,310,924.60/116,050,418.76 = 31,284,478.08/x
  3. Step 3: Cross multiply
    77,310,924.60x = 116,050,418.76 × 31,284,478.08
  4. Step 4: Simplify right side
    77,310,924.60x = 3,630,576,781,872,040.50
  5. Step 5: Solve for x
    x = 3,630,576,781,872,040.50/77,310,924.60
  6. Step 6: Final answer
    x = 46,960,721.28

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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.