Home / 200,990,979.30-301,769,904.15-124,463,475.30

Finding the Fourth Proportional to 200,990,979.30, 301,769,904.15 and 124,463,475.30

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Solution

The fourth proportional to 200,990,979.30, 301,769,904.15 and 124,463,475.30 is: 186,870,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,990,979.30 : 301,769,904.15 = 124,463,475.30 : x
  2. Step 2: Convert to fraction form
    200,990,979.30/301,769,904.15 = 124,463,475.30/x
  3. Step 3: Cross multiply
    200,990,979.30x = 301,769,904.15 × 124,463,475.30
  4. Step 4: Simplify right side
    200,990,979.30x = 37,559,331,011,456,888
  5. Step 5: Solve for x
    x = 37,559,331,011,456,888/200,990,979.30
  6. Step 6: Final answer
    x = 186,870,729.93

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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.