Home / 77,310,926.10-116,050,421.01-31,284,479.58

Finding the Fourth Proportional to 77,310,926.10, 116,050,421.01 and 31,284,479.58

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Solution

The fourth proportional to 77,310,926.10, 116,050,421.01 and 31,284,479.58 is: 46,960,723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,310,926.10 : 116,050,421.01 = 31,284,479.58 : x
  2. Step 2: Convert to fraction form
    77,310,926.10/116,050,421.01 = 31,284,479.58/x
  3. Step 3: Cross multiply
    77,310,926.10x = 116,050,421.01 × 31,284,479.58
  4. Step 4: Simplify right side
    77,310,926.10x = 3,630,577,026,337,748
  5. Step 5: Solve for x
    x = 3,630,577,026,337,748/77,310,926.10
  6. Step 6: Final answer
    x = 46,960,723.53

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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.