Home / 103,004,419.20-154,482,658.80-38,338,678.32

Finding the Fourth Proportional to 103,004,419.20, 154,482,658.80 and 38,338,678.32

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Solution

The fourth proportional to 103,004,419.20, 154,482,658.80 and 38,338,678.32 is: 57,499,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,004,419.20 : 154,482,658.80 = 38,338,678.32 : x
  2. Step 2: Convert to fraction form
    103,004,419.20/154,482,658.80 = 38,338,678.32/x
  3. Step 3: Cross multiply
    103,004,419.20x = 154,482,658.80 × 38,338,678.32
  4. Step 4: Simplify right side
    103,004,419.20x = 5,922,660,961,751,518
  5. Step 5: Solve for x
    x = 5,922,660,961,751,518/103,004,419.20
  6. Step 6: Final answer
    x = 57,499,095.75

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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.