Home / 236,223,046.40-354,334,569.60-221,106,502.40

Finding the Fourth Proportional to 236,223,046.40, 354,334,569.60 and 221,106,502.40

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Solution

The fourth proportional to 236,223,046.40, 354,334,569.60 and 221,106,502.40 is: 331,659,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,223,046.40 : 354,334,569.60 = 221,106,502.40 : x
  2. Step 2: Convert to fraction form
    236,223,046.40/354,334,569.60 = 221,106,502.40/x
  3. Step 3: Cross multiply
    236,223,046.40x = 354,334,569.60 × 221,106,502.40
  4. Step 4: Simplify right side
    236,223,046.40x = 78,345,677,363,665,376
  5. Step 5: Solve for x
    x = 78,345,677,363,665,376/236,223,046.40
  6. Step 6: Final answer
    x = 331,659,753.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.