Home / 8,168,129,470.56-12,255,282,074.76-3,197,403,808.56

Finding the Fourth Proportional to 8,168,129,470.56, 12,255,282,074.76 and 3,197,403,808.56

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Solution

The fourth proportional to 8,168,129,470.56, 12,255,282,074.76 and 3,197,403,808.56 is: 4,797,314,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,129,470.56 : 12,255,282,074.76 = 3,197,403,808.56 : x
  2. Step 2: Convert to fraction form
    8,168,129,470.56/12,255,282,074.76 = 3,197,403,808.56/x
  3. Step 3: Cross multiply
    8,168,129,470.56x = 12,255,282,074.76 × 3,197,403,808.56
  4. Step 4: Simplify right side
    8,168,129,470.56x = 39,185,085,580,814,721,024
  5. Step 5: Solve for x
    x = 39,185,085,580,814,721,024/8,168,129,470.56
  6. Step 6: Final answer
    x = 4,797,314,455.17

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1.5x scale

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.