Home / 129,147,087.29-193,629,800.26-59,986,461.80

Finding the Fourth Proportional to 129,147,087.29, 193,629,800.26 and 59,986,461.80

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Solution

The fourth proportional to 129,147,087.29, 193,629,800.26 and 59,986,461.80 is: 89,937,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,147,087.29 : 193,629,800.26 = 59,986,461.80 : x
  2. Step 2: Convert to fraction form
    129,147,087.29/193,629,800.26 = 59,986,461.80/x
  3. Step 3: Cross multiply
    129,147,087.29x = 193,629,800.26 × 59,986,461.80
  4. Step 4: Simplify right side
    129,147,087.29x = 11,615,166,617,197,178
  5. Step 5: Solve for x
    x = 11,615,166,617,197,178/129,147,087.29
  6. Step 6: Final answer
    x = 89,937,503.52

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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.