Home / 77,310,925.60-116,050,420.26-31,284,479.08

Finding the Fourth Proportional to 77,310,925.60, 116,050,420.26 and 31,284,479.08

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Solution

The fourth proportional to 77,310,925.60, 116,050,420.26 and 31,284,479.08 is: 46,960,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,310,925.60 : 116,050,420.26 = 31,284,479.08 : x
  2. Step 2: Convert to fraction form
    77,310,925.60/116,050,420.26 = 31,284,479.08/x
  3. Step 3: Cross multiply
    77,310,925.60x = 116,050,420.26 × 31,284,479.08
  4. Step 4: Simplify right side
    77,310,925.60x = 3,630,576,944,849,178
  5. Step 5: Solve for x
    x = 3,630,576,944,849,178/77,310,925.60
  6. Step 6: Final answer
    x = 46,960,722.78

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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.