Home / 159,363,974,790.78-239,087,889,854.51-57,270,882,135.48

Finding the Fourth Proportional to 159,363,974,790.78, 239,087,889,854.51 and 57,270,882,135.48

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Solution

The fourth proportional to 159,363,974,790.78, 239,087,889,854.51 and 57,270,882,135.48 is: 85,921,390,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,363,974,790.78 : 239,087,889,854.51 = 57,270,882,135.48 : x
  2. Step 2: Convert to fraction form
    159,363,974,790.78/239,087,889,854.51 = 57,270,882,135.48/x
  3. Step 3: Cross multiply
    159,363,974,790.78x = 239,087,889,854.51 × 57,270,882,135.48
  4. Step 4: Simplify right side
    159,363,974,790.78x = 13,692,774,359,878,267,305,984
  5. Step 5: Solve for x
    x = 13,692,774,359,878,267,305,984/159,363,974,790.78
  6. Step 6: Final answer
    x = 85,921,390,815.30

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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.