Home / 495,133,040.70-742,699,561.05-322,946,156.70

Finding the Fourth Proportional to 495,133,040.70, 742,699,561.05 and 322,946,156.70

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Solution

The fourth proportional to 495,133,040.70, 742,699,561.05 and 322,946,156.70 is: 484,419,235.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,133,040.70 : 742,699,561.05 = 322,946,156.70 : x
  2. Step 2: Convert to fraction form
    495,133,040.70/742,699,561.05 = 322,946,156.70/x
  3. Step 3: Cross multiply
    495,133,040.70x = 742,699,561.05 × 322,946,156.70
  4. Step 4: Simplify right side
    495,133,040.70x = 239,851,968,823,874,496
  5. Step 5: Solve for x
    x = 239,851,968,823,874,496/495,133,040.70
  6. Step 6: Final answer
    x = 484,419,235.05

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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.