Home / 494,869,629.60-742,304,444.40-171,753,501.60

Finding the Fourth Proportional to 494,869,629.60, 742,304,444.40 and 171,753,501.60

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Solution

The fourth proportional to 494,869,629.60, 742,304,444.40 and 171,753,501.60 is: 257,630,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,869,629.60 : 742,304,444.40 = 171,753,501.60 : x
  2. Step 2: Convert to fraction form
    494,869,629.60/742,304,444.40 = 171,753,501.60/x
  3. Step 3: Cross multiply
    494,869,629.60x = 742,304,444.40 × 171,753,501.60
  4. Step 4: Simplify right side
    494,869,629.60x = 127,493,387,578,942,496
  5. Step 5: Solve for x
    x = 127,493,387,578,942,496/494,869,629.60
  6. Step 6: Final answer
    x = 257,630,252.40

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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.