Home / 86,619,613.01-129,945,806.53-34,808,248.94

Finding the Fourth Proportional to 86,619,613.01, 129,945,806.53 and 34,808,248.94

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Solution

The fourth proportional to 86,619,613.01, 129,945,806.53 and 34,808,248.94 is: 52,218,958.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,619,613.01 : 129,945,806.53 = 34,808,248.94 : x
  2. Step 2: Convert to fraction form
    86,619,613.01/129,945,806.53 = 34,808,248.94/x
  3. Step 3: Cross multiply
    86,619,613.01x = 129,945,806.53 × 34,808,248.94
  4. Step 4: Simplify right side
    86,619,613.01x = 4,523,185,982,814,130
  5. Step 5: Solve for x
    x = 4,523,185,982,814,130/86,619,613.01
  6. Step 6: Final answer
    x = 52,218,958.56

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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.