Home / 248,966,107.80-373,449,161.70-126,522,101.40

Finding the Fourth Proportional to 248,966,107.80, 373,449,161.70 and 126,522,101.40

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Solution

The fourth proportional to 248,966,107.80, 373,449,161.70 and 126,522,101.40 is: 189,783,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,966,107.80 : 373,449,161.70 = 126,522,101.40 : x
  2. Step 2: Convert to fraction form
    248,966,107.80/373,449,161.70 = 126,522,101.40/x
  3. Step 3: Cross multiply
    248,966,107.80x = 373,449,161.70 × 126,522,101.40
  4. Step 4: Simplify right side
    248,966,107.80x = 47,249,572,704,352,400
  5. Step 5: Solve for x
    x = 47,249,572,704,352,400/248,966,107.80
  6. Step 6: Final answer
    x = 189,783,152.10

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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.