Home / 846,842,591.37-1,270,122,995.52-256,492,472.79

Finding the Fourth Proportional to 846,842,591.37, 1,270,122,995.52 and 256,492,472.79

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Solution

The fourth proportional to 846,842,591.37, 1,270,122,995.52 and 256,492,472.79 is: 384,696,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,842,591.37 : 1,270,122,995.52 = 256,492,472.79 : x
  2. Step 2: Convert to fraction form
    846,842,591.37/1,270,122,995.52 = 256,492,472.79/x
  3. Step 3: Cross multiply
    846,842,591.37x = 1,270,122,995.52 × 256,492,472.79
  4. Step 4: Simplify right side
    846,842,591.37x = 325,776,987,868,366,848
  5. Step 5: Solve for x
    x = 325,776,987,868,366,848/846,842,591.37
  6. Step 6: Final answer
    x = 384,696,035.83

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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.