Home / 208,158,589.44-287,259,191.04-114,057,783.18

Finding the Fourth Proportional to 208,158,589.44, 287,259,191.04 and 114,057,783.18

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Solution

The fourth proportional to 208,158,589.44, 287,259,191.04 and 114,057,783.18 is: 157,399,925.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,158,589.44 : 287,259,191.04 = 114,057,783.18 : x
  2. Step 2: Convert to fraction form
    208,158,589.44/287,259,191.04 = 114,057,783.18/x
  3. Step 3: Cross multiply
    208,158,589.44x = 287,259,191.04 × 114,057,783.18
  4. Step 4: Simplify right side
    208,158,589.44x = 32,764,146,528,102,524
  5. Step 5: Solve for x
    x = 32,764,146,528,102,524/208,158,589.44
  6. Step 6: Final answer
    x = 157,399,925.78

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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.