Home / 236,223,023.40-354,334,535.10-221,106,479.40

Finding the Fourth Proportional to 236,223,023.40, 354,334,535.10 and 221,106,479.40

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Solution

The fourth proportional to 236,223,023.40, 354,334,535.10 and 221,106,479.40 is: 331,659,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,223,023.40 : 354,334,535.10 = 221,106,479.40 : x
  2. Step 2: Convert to fraction form
    236,223,023.40/354,334,535.10 = 221,106,479.40/x
  3. Step 3: Cross multiply
    236,223,023.40x = 354,334,535.10 × 221,106,479.40
  4. Step 4: Simplify right side
    236,223,023.40x = 78,345,661,585,796,736
  5. Step 5: Solve for x
    x = 78,345,661,585,796,736/236,223,023.40
  6. Step 6: Final answer
    x = 331,659,719.10

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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.