Home / 146,043,612.68-201,540,234.40-79,968,290.18

Finding the Fourth Proportional to 146,043,612.68, 201,540,234.40 and 79,968,290.18

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Solution

The fourth proportional to 146,043,612.68, 201,540,234.40 and 79,968,290.18 is: 110,356,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,043,612.68 : 201,540,234.40 = 79,968,290.18 : x
  2. Step 2: Convert to fraction form
    146,043,612.68/201,540,234.40 = 79,968,290.18/x
  3. Step 3: Cross multiply
    146,043,612.68x = 201,540,234.40 × 79,968,290.18
  4. Step 4: Simplify right side
    146,043,612.68x = 16,116,827,947,444,420
  5. Step 5: Solve for x
    x = 16,116,827,947,444,420/146,043,612.68
  6. Step 6: Final answer
    x = 110,356,267.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.