Home / 103,605,063.85-155,330,981.51-62,655,399.18

Finding the Fourth Proportional to 103,605,063.85, 155,330,981.51 and 62,655,399.18

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Solution

The fourth proportional to 103,605,063.85, 155,330,981.51 and 62,655,399.18 is: 93,936,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,605,063.85 : 155,330,981.51 = 62,655,399.18 : x
  2. Step 2: Convert to fraction form
    103,605,063.85/155,330,981.51 = 62,655,399.18/x
  3. Step 3: Cross multiply
    103,605,063.85x = 155,330,981.51 × 62,655,399.18
  4. Step 4: Simplify right side
    103,605,063.85x = 9,732,324,651,530,248
  5. Step 5: Solve for x
    x = 9,732,324,651,530,248/103,605,063.85
  6. Step 6: Final answer
    x = 93,936,766.12

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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.