Home / 111,477,612.32-167,237,952.62-42,385,043.60

Finding the Fourth Proportional to 111,477,612.32, 167,237,952.62 and 42,385,043.60

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Solution

The fourth proportional to 111,477,612.32, 167,237,952.62 and 42,385,043.60 is: 63,585,752.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,477,612.32 : 167,237,952.62 = 42,385,043.60 : x
  2. Step 2: Convert to fraction form
    111,477,612.32/167,237,952.62 = 42,385,043.60/x
  3. Step 3: Cross multiply
    111,477,612.32x = 167,237,952.62 × 42,385,043.60
  4. Step 4: Simplify right side
    111,477,612.32x = 7,088,387,913,373,435
  5. Step 5: Solve for x
    x = 7,088,387,913,373,435/111,477,612.32
  6. Step 6: Final answer
    x = 63,585,752.92

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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.