Home / 117,892,547.61-162,687,900.38-67,665,033.54

Finding the Fourth Proportional to 117,892,547.61, 162,687,900.38 and 67,665,033.54

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Solution

The fourth proportional to 117,892,547.61, 162,687,900.38 and 67,665,033.54 is: 93,375,556.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,892,547.61 : 162,687,900.38 = 67,665,033.54 : x
  2. Step 2: Convert to fraction form
    117,892,547.61/162,687,900.38 = 67,665,033.54/x
  3. Step 3: Cross multiply
    117,892,547.61x = 162,687,900.38 × 67,665,033.54
  4. Step 4: Simplify right side
    117,892,547.61x = 11,008,282,236,036,634
  5. Step 5: Solve for x
    x = 11,008,282,236,036,634/117,892,547.61
  6. Step 6: Final answer
    x = 93,375,556.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.