Home / 208,159,919.95-287,261,026.67-114,059,115.24

Finding the Fourth Proportional to 208,159,919.95, 287,261,026.67 and 114,059,115.24

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Solution

The fourth proportional to 208,159,919.95, 287,261,026.67 and 114,059,115.24 is: 157,401,763.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,159,919.95 : 287,261,026.67 = 114,059,115.24 : x
  2. Step 2: Convert to fraction form
    208,159,919.95/287,261,026.67 = 114,059,115.24/x
  3. Step 3: Cross multiply
    208,159,919.95x = 287,261,026.67 × 114,059,115.24
  4. Step 4: Simplify right side
    208,159,919.95x = 32,764,738,544,914,244
  5. Step 5: Solve for x
    x = 32,764,738,544,914,244/208,159,919.95
  6. Step 6: Final answer
    x = 157,401,763.76

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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.