Home / 175,392,005.20-263,088,007.80-84,524,779.60

Finding the Fourth Proportional to 175,392,005.20, 263,088,007.80 and 84,524,779.60

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Solution

The fourth proportional to 175,392,005.20, 263,088,007.80 and 84,524,779.60 is: 126,787,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,392,005.20 : 263,088,007.80 = 84,524,779.60 : x
  2. Step 2: Convert to fraction form
    175,392,005.20/263,088,007.80 = 84,524,779.60/x
  3. Step 3: Cross multiply
    175,392,005.20x = 263,088,007.80 × 84,524,779.60
  4. Step 4: Simplify right side
    175,392,005.20x = 22,237,455,874,698,080
  5. Step 5: Solve for x
    x = 22,237,455,874,698,080/175,392,005.20
  6. Step 6: Final answer
    x = 126,787,169.40

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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.