Home / 85,653,665.84-118,202,208.78-46,495,469.12

Finding the Fourth Proportional to 85,653,665.84, 118,202,208.78 and 46,495,469.12

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Solution

The fourth proportional to 85,653,665.84, 118,202,208.78 and 46,495,469.12 is: 64,163,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,653,665.84 : 118,202,208.78 = 46,495,469.12 : x
  2. Step 2: Convert to fraction form
    85,653,665.84/118,202,208.78 = 46,495,469.12/x
  3. Step 3: Cross multiply
    85,653,665.84x = 118,202,208.78 × 46,495,469.12
  4. Step 4: Simplify right side
    85,653,665.84x = 5,495,867,148,246,283
  5. Step 5: Solve for x
    x = 5,495,867,148,246,283/85,653,665.84
  6. Step 6: Final answer
    x = 64,163,828.77

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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.