Home / 857,162,134.32-1,285,605,464.13-235,232,084.76

Finding the Fourth Proportional to 857,162,134.32, 1,285,605,464.13 and 235,232,084.76

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Solution

The fourth proportional to 857,162,134.32, 1,285,605,464.13 and 235,232,084.76 is: 352,810,327.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,162,134.32 : 1,285,605,464.13 = 235,232,084.76 : x
  2. Step 2: Convert to fraction form
    857,162,134.32/1,285,605,464.13 = 235,232,084.76/x
  3. Step 3: Cross multiply
    857,162,134.32x = 1,285,605,464.13 × 235,232,084.76
  4. Step 4: Simplify right side
    857,162,134.32x = 302,415,653,506,147,328
  5. Step 5: Solve for x
    x = 302,415,653,506,147,328/857,162,134.32
  6. Step 6: Final answer
    x = 352,810,327.71

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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.