Home / 159,473,554.25-220,073,653.17-86,134,696.25

Finding the Fourth Proportional to 159,473,554.25, 220,073,653.17 and 86,134,696.25

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Solution

The fourth proportional to 159,473,554.25, 220,073,653.17 and 86,134,696.25 is: 118,865,960.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,473,554.25 : 220,073,653.17 = 86,134,696.25 : x
  2. Step 2: Convert to fraction form
    159,473,554.25/220,073,653.17 = 86,134,696.25/x
  3. Step 3: Cross multiply
    159,473,554.25x = 220,073,653.17 × 86,134,696.25
  4. Step 4: Simplify right side
    159,473,554.25x = 18,955,977,267,325,432
  5. Step 5: Solve for x
    x = 18,955,977,267,325,432/159,473,554.25
  6. Step 6: Final answer
    x = 118,865,960.92

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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.