Home / 548,105,779.52-821,830,340.97-174,452,267.02

Finding the Fourth Proportional to 548,105,779.52, 821,830,340.97 and 174,452,267.02

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Solution

The fourth proportional to 548,105,779.52, 821,830,340.97 and 174,452,267.02 is: 261,573,899.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,105,779.52 : 821,830,340.97 = 174,452,267.02 : x
  2. Step 2: Convert to fraction form
    548,105,779.52/821,830,340.97 = 174,452,267.02/x
  3. Step 3: Cross multiply
    548,105,779.52x = 821,830,340.97 × 174,452,267.02
  4. Step 4: Simplify right side
    548,105,779.52x = 143,370,166,088,036,096
  5. Step 5: Solve for x
    x = 143,370,166,088,036,096/548,105,779.52
  6. Step 6: Final answer
    x = 261,573,899.50

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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.