Home / 140,604,839.40-210,917,362.05-48,487,252.29

Finding the Fourth Proportional to 140,604,839.40, 210,917,362.05 and 48,487,252.29

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Solution

The fourth proportional to 140,604,839.40, 210,917,362.05 and 48,487,252.29 is: 72,734,362.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,604,839.40 : 210,917,362.05 = 48,487,252.29 : x
  2. Step 2: Convert to fraction form
    140,604,839.40/210,917,362.05 = 48,487,252.29/x
  3. Step 3: Cross multiply
    140,604,839.40x = 210,917,362.05 × 48,487,252.29
  4. Step 4: Simplify right side
    140,604,839.40x = 10,226,803,345,268,682
  5. Step 5: Solve for x
    x = 10,226,803,345,268,682/140,604,839.40
  6. Step 6: Final answer
    x = 72,734,362.41

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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.