Home / 259,525,851.20-389,509,226.40-106,281,886.40

Finding the Fourth Proportional to 259,525,851.20, 389,509,226.40 and 106,281,886.40

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Solution

The fourth proportional to 259,525,851.20, 389,509,226.40 and 106,281,886.40 is: 159,513,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,525,851.20 : 389,509,226.40 = 106,281,886.40 : x
  2. Step 2: Convert to fraction form
    259,525,851.20/389,509,226.40 = 106,281,886.40/x
  3. Step 3: Cross multiply
    259,525,851.20x = 389,509,226.40 × 106,281,886.40
  4. Step 4: Simplify right side
    259,525,851.20x = 41,397,775,351,996,680
  5. Step 5: Solve for x
    x = 41,397,775,351,996,680/259,525,851.20
  6. Step 6: Final answer
    x = 159,513,108.85

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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.