Home / 208,492,742.82-287,719,195.57-114,408,463.95

Finding the Fourth Proportional to 208,492,742.82, 287,719,195.57 and 114,408,463.95

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Solution

The fourth proportional to 208,492,742.82, 287,719,195.57 and 114,408,463.95 is: 157,883,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,492,742.82 : 287,719,195.57 = 114,408,463.95 : x
  2. Step 2: Convert to fraction form
    208,492,742.82/287,719,195.57 = 114,408,463.95/x
  3. Step 3: Cross multiply
    208,492,742.82x = 287,719,195.57 × 114,408,463.95
  4. Step 4: Simplify right side
    208,492,742.82x = 32,917,511,213,477,616
  5. Step 5: Solve for x
    x = 32,917,511,213,477,616/208,492,742.82
  6. Step 6: Final answer
    x = 157,883,247.01

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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.