Home / 208,577,030.54-287,836,617.42-113,207,573.48

Finding the Fourth Proportional to 208,577,030.54, 287,836,617.42 and 113,207,573.48

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Solution

The fourth proportional to 208,577,030.54, 287,836,617.42 and 113,207,573.48 is: 156,226,622.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,577,030.54 : 287,836,617.42 = 113,207,573.48 : x
  2. Step 2: Convert to fraction form
    208,577,030.54/287,836,617.42 = 113,207,573.48/x
  3. Step 3: Cross multiply
    208,577,030.54x = 287,836,617.42 × 113,207,573.48
  4. Step 4: Simplify right side
    208,577,030.54x = 32,585,285,015,370,116
  5. Step 5: Solve for x
    x = 32,585,285,015,370,116/208,577,030.54
  6. Step 6: Final answer
    x = 156,226,622.52

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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.