Home / 208,158,587.94-287,259,188.97-114,057,781.65

Finding the Fourth Proportional to 208,158,587.94, 287,259,188.97 and 114,057,781.65

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Solution

The fourth proportional to 208,158,587.94, 287,259,188.97 and 114,057,781.65 is: 157,399,923.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,158,587.94 : 287,259,188.97 = 114,057,781.65 : x
  2. Step 2: Convert to fraction form
    208,158,587.94/287,259,188.97 = 114,057,781.65/x
  3. Step 3: Cross multiply
    208,158,587.94x = 287,259,188.97 × 114,057,781.65
  4. Step 4: Simplify right side
    208,158,587.94x = 32,764,145,852,496,352
  5. Step 5: Solve for x
    x = 32,764,145,852,496,352/208,158,587.94
  6. Step 6: Final answer
    x = 157,399,923.67

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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.