Home / 147,854,108.70-221,781,163.05-109,590,356.70

Finding the Fourth Proportional to 147,854,108.70, 221,781,163.05 and 109,590,356.70

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Solution

The fourth proportional to 147,854,108.70, 221,781,163.05 and 109,590,356.70 is: 164,385,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,854,108.70 : 221,781,163.05 = 109,590,356.70 : x
  2. Step 2: Convert to fraction form
    147,854,108.70/221,781,163.05 = 109,590,356.70/x
  3. Step 3: Cross multiply
    147,854,108.70x = 221,781,163.05 × 109,590,356.70
  4. Step 4: Simplify right side
    147,854,108.70x = 24,305,076,767,990,360
  5. Step 5: Solve for x
    x = 24,305,076,767,990,360/147,854,108.70
  6. Step 6: Final answer
    x = 164,385,535.05

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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.