Home / 54,573,238,124.93-81,786,684,901.94-42,473,040,927.85

Finding the Fourth Proportional to 54,573,238,124.93, 81,786,684,901.94 and 42,473,040,927.85

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Solution

The fourth proportional to 54,573,238,124.93, 81,786,684,901.94 and 42,473,040,927.85 is: 63,652,613,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,573,238,124.93 : 81,786,684,901.94 = 42,473,040,927.85 : x
  2. Step 2: Convert to fraction form
    54,573,238,124.93/81,786,684,901.94 = 42,473,040,927.85/x
  3. Step 3: Cross multiply
    54,573,238,124.93x = 81,786,684,901.94 × 42,473,040,927.85
  4. Step 4: Simplify right side
    54,573,238,124.93x = 3,473,729,215,193,105,825,792
  5. Step 5: Solve for x
    x = 3,473,729,215,193,105,825,792/54,573,238,124.93
  6. Step 6: Final answer
    x = 63,652,613,158.87

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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.