Home / 77,433,347.43-116,149,504.50-31,374,536.94

Finding the Fourth Proportional to 77,433,347.43, 116,149,504.50 and 31,374,536.94

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Solution

The fourth proportional to 77,433,347.43, 116,149,504.50 and 31,374,536.94 is: 47,061,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,433,347.43 : 116,149,504.50 = 31,374,536.94 : x
  2. Step 2: Convert to fraction form
    77,433,347.43/116,149,504.50 = 31,374,536.94/x
  3. Step 3: Cross multiply
    77,433,347.43x = 116,149,504.50 × 31,374,536.94
  4. Step 4: Simplify right side
    77,433,347.43x = 3,644,136,919,497,946.50
  5. Step 5: Solve for x
    x = 3,644,136,919,497,946.50/77,433,347.43
  6. Step 6: Final answer
    x = 47,061,596.08

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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.