Home / 97,176,613.61-133,389,898.44-85,916,707.43

Finding the Fourth Proportional to 97,176,613.61, 133,389,898.44 and 85,916,707.43

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Solution

The fourth proportional to 97,176,613.61, 133,389,898.44 and 85,916,707.43 is: 117,933,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,176,613.61 : 133,389,898.44 = 85,916,707.43 : x
  2. Step 2: Convert to fraction form
    97,176,613.61/133,389,898.44 = 85,916,707.43/x
  3. Step 3: Cross multiply
    97,176,613.61x = 133,389,898.44 × 85,916,707.43
  4. Step 4: Simplify right side
    97,176,613.61x = 11,460,420,877,397,756
  5. Step 5: Solve for x
    x = 11,460,420,877,397,756/97,176,613.61
  6. Step 6: Final answer
    x = 117,933,939.57

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.