Home / 159,547,091.36-239,345,381.12-67,431,217.25

Finding the Fourth Proportional to 159,547,091.36, 239,345,381.12 and 67,431,217.25

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Solution

The fourth proportional to 159,547,091.36, 239,345,381.12 and 67,431,217.25 is: 101,157,283.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,547,091.36 : 239,345,381.12 = 67,431,217.25 : x
  2. Step 2: Convert to fraction form
    159,547,091.36/239,345,381.12 = 67,431,217.25/x
  3. Step 3: Cross multiply
    159,547,091.36x = 239,345,381.12 × 67,431,217.25
  4. Step 4: Simplify right side
    159,547,091.36x = 16,139,350,392,086,768
  5. Step 5: Solve for x
    x = 16,139,350,392,086,768/159,547,091.36
  6. Step 6: Final answer
    x = 101,157,283.75

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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.