Home / 137,363,232.11-206,076,718.44-45,243,664.35

Finding the Fourth Proportional to 137,363,232.11, 206,076,718.44 and 45,243,664.35

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Solution

The fourth proportional to 137,363,232.11, 206,076,718.44 and 45,243,664.35 is: 67,875,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,363,232.11 : 206,076,718.44 = 45,243,664.35 : x
  2. Step 2: Convert to fraction form
    137,363,232.11/206,076,718.44 = 45,243,664.35/x
  3. Step 3: Cross multiply
    137,363,232.11x = 206,076,718.44 × 45,243,664.35
  4. Step 4: Simplify right side
    137,363,232.11x = 9,323,665,879,964,008
  5. Step 5: Solve for x
    x = 9,323,665,879,964,008/137,363,232.11
  6. Step 6: Final answer
    x = 67,875,993.72

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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.