Home / 846,842,592.37-1,270,122,997.02-256,492,473.79

Finding the Fourth Proportional to 846,842,592.37, 1,270,122,997.02 and 256,492,473.79

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Solution

The fourth proportional to 846,842,592.37, 1,270,122,997.02 and 256,492,473.79 is: 384,696,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,842,592.37 : 1,270,122,997.02 = 256,492,473.79 : x
  2. Step 2: Convert to fraction form
    846,842,592.37/1,270,122,997.02 = 256,492,473.79/x
  3. Step 3: Cross multiply
    846,842,592.37x = 1,270,122,997.02 × 256,492,473.79
  4. Step 4: Simplify right side
    846,842,592.37x = 325,776,989,523,228,608
  5. Step 5: Solve for x
    x = 325,776,989,523,228,608/846,842,592.37
  6. Step 6: Final answer
    x = 384,696,037.33

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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.