Home / 776,414,425.72-1,071,590,302.02-458,861,705

Finding the Fourth Proportional to 776,414,425.72, 1,071,590,302.02 and 458,861,705

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Solution

The fourth proportional to 776,414,425.72, 1,071,590,302.02 and 458,861,705 is: 633,310,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,414,425.72 : 1,071,590,302.02 = 458,861,705 : x
  2. Step 2: Convert to fraction form
    776,414,425.72/1,071,590,302.02 = 458,861,705/x
  3. Step 3: Cross multiply
    776,414,425.72x = 1,071,590,302.02 × 458,861,705
  4. Step 4: Simplify right side
    776,414,425.72x = 491,711,753,046,362,112
  5. Step 5: Solve for x
    x = 491,711,753,046,362,112/776,414,425.72
  6. Step 6: Final answer
    x = 633,310,944.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.