Home / 141,754,265.55-195,621,018.29-76,564,169.55

Finding the Fourth Proportional to 141,754,265.55, 195,621,018.29 and 76,564,169.55

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Solution

The fourth proportional to 141,754,265.55, 195,621,018.29 and 76,564,169.55 is: 105,658,625.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,754,265.55 : 195,621,018.29 = 76,564,169.55 : x
  2. Step 2: Convert to fraction form
    141,754,265.55/195,621,018.29 = 76,564,169.55/x
  3. Step 3: Cross multiply
    141,754,265.55x = 195,621,018.29 × 76,564,169.55
  4. Step 4: Simplify right side
    141,754,265.55x = 14,977,560,811,899,210
  5. Step 5: Solve for x
    x = 14,977,560,811,899,210/141,754,265.55
  6. Step 6: Final answer
    x = 105,658,625.18

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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.