Home / 140,205,049.29-210,119,586.06-109,118,243.62

Finding the Fourth Proportional to 140,205,049.29, 210,119,586.06 and 109,118,243.62

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Solution

The fourth proportional to 140,205,049.29, 210,119,586.06 and 109,118,243.62 is: 163,531,058.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,205,049.29 : 210,119,586.06 = 109,118,243.62 : x
  2. Step 2: Convert to fraction form
    140,205,049.29/210,119,586.06 = 109,118,243.62/x
  3. Step 3: Cross multiply
    140,205,049.29x = 210,119,586.06 × 109,118,243.62
  4. Step 4: Simplify right side
    140,205,049.29x = 22,927,880,179,432,448
  5. Step 5: Solve for x
    x = 22,927,880,179,432,448/140,205,049.29
  6. Step 6: Final answer
    x = 163,531,058.95

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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.