Home / 147,492,077.70-221,238,116.55-39,797,588.10

Finding the Fourth Proportional to 147,492,077.70, 221,238,116.55 and 39,797,588.10

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Solution

The fourth proportional to 147,492,077.70, 221,238,116.55 and 39,797,588.10 is: 59,696,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,492,077.70 : 221,238,116.55 = 39,797,588.10 : x
  2. Step 2: Convert to fraction form
    147,492,077.70/221,238,116.55 = 39,797,588.10/x
  3. Step 3: Cross multiply
    147,492,077.70x = 221,238,116.55 × 39,797,588.10
  4. Step 4: Simplify right side
    147,492,077.70x = 8,804,743,434,476,694
  5. Step 5: Solve for x
    x = 8,804,743,434,476,694/147,492,077.70
  6. Step 6: Final answer
    x = 59,696,382.15

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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.