Home / 103,444,716-155,167,851.84-45,921,522.72

Finding the Fourth Proportional to 103,444,716, 155,167,851.84 and 45,921,522.72

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Solution

The fourth proportional to 103,444,716, 155,167,851.84 and 45,921,522.72 is: 68,882,629.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,444,716 : 155,167,851.84 = 45,921,522.72 : x
  2. Step 2: Convert to fraction form
    103,444,716/155,167,851.84 = 45,921,522.72/x
  3. Step 3: Cross multiply
    103,444,716x = 155,167,851.84 × 45,921,522.72
  4. Step 4: Simplify right side
    103,444,716x = 7,125,544,033,684,154
  5. Step 5: Solve for x
    x = 7,125,544,033,684,154/103,444,716
  6. Step 6: Final answer
    x = 68,882,629.38

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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.