Home / 265,770,477.60-398,655,716.40-223,680,350.40

Finding the Fourth Proportional to 265,770,477.60, 398,655,716.40 and 223,680,350.40

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Solution

The fourth proportional to 265,770,477.60, 398,655,716.40 and 223,680,350.40 is: 335,520,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,770,477.60 : 398,655,716.40 = 223,680,350.40 : x
  2. Step 2: Convert to fraction form
    265,770,477.60/398,655,716.40 = 223,680,350.40/x
  3. Step 3: Cross multiply
    265,770,477.60x = 398,655,716.40 × 223,680,350.40
  4. Step 4: Simplify right side
    265,770,477.60x = 89,171,450,333,315,024
  5. Step 5: Solve for x
    x = 89,171,450,333,315,024/265,770,477.60
  6. Step 6: Final answer
    x = 335,520,525.60

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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.