Home / 827,111,076.04-1,141,362,000.66-455,812,363.72

Finding the Fourth Proportional to 827,111,076.04, 1,141,362,000.66 and 455,812,363.72

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Solution

The fourth proportional to 827,111,076.04, 1,141,362,000.66 and 455,812,363.72 is: 628,992,799.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,111,076.04 : 1,141,362,000.66 = 455,812,363.72 : x
  2. Step 2: Convert to fraction form
    827,111,076.04/1,141,362,000.66 = 455,812,363.72/x
  3. Step 3: Cross multiply
    827,111,076.04x = 1,141,362,000.66 × 455,812,363.72
  4. Step 4: Simplify right side
    827,111,076.04x = 520,246,911,381,022,848
  5. Step 5: Solve for x
    x = 520,246,911,381,022,848/827,111,076.04
  6. Step 6: Final answer
    x = 628,992,799.70

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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.