Home / 548,105,776.27-821,830,336.10-174,452,263.77

Finding the Fourth Proportional to 548,105,776.27, 821,830,336.10 and 174,452,263.77

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Solution

The fourth proportional to 548,105,776.27, 821,830,336.10 and 174,452,263.77 is: 261,573,894.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,105,776.27 : 821,830,336.10 = 174,452,263.77 : x
  2. Step 2: Convert to fraction form
    548,105,776.27/821,830,336.10 = 174,452,263.77/x
  3. Step 3: Cross multiply
    548,105,776.27x = 821,830,336.10 × 174,452,263.77
  4. Step 4: Simplify right side
    548,105,776.27x = 143,370,162,570,367,008
  5. Step 5: Solve for x
    x = 143,370,162,570,367,008/548,105,776.27
  6. Step 6: Final answer
    x = 261,573,894.64

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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.