Home / 92,786,314.66-128,045,110.17-51,537,045.22

Finding the Fourth Proportional to 92,786,314.66, 128,045,110.17 and 51,537,045.22

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Solution

The fourth proportional to 92,786,314.66, 128,045,110.17 and 51,537,045.22 is: 71,121,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,786,314.66 : 128,045,110.17 = 51,537,045.22 : x
  2. Step 2: Convert to fraction form
    92,786,314.66/128,045,110.17 = 51,537,045.22/x
  3. Step 3: Cross multiply
    92,786,314.66x = 128,045,110.17 × 51,537,045.22
  4. Step 4: Simplify right side
    92,786,314.66x = 6,599,066,633,031,172
  5. Step 5: Solve for x
    x = 6,599,066,633,031,172/92,786,314.66
  6. Step 6: Final answer
    x = 71,121,120.15

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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.