Home / 994,651,641.96-1,491,654,614.36-330,487,298.16

Finding the Fourth Proportional to 994,651,641.96, 1,491,654,614.36 and 330,487,298.16

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Solution

The fourth proportional to 994,651,641.96, 1,491,654,614.36 and 330,487,298.16 is: 495,623,676.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,651,641.96 : 1,491,654,614.36 = 330,487,298.16 : x
  2. Step 2: Convert to fraction form
    994,651,641.96/1,491,654,614.36 = 330,487,298.16/x
  3. Step 3: Cross multiply
    994,651,641.96x = 1,491,654,614.36 × 330,487,298.16
  4. Step 4: Simplify right side
    994,651,641.96x = 492,972,903,286,080,768
  5. Step 5: Solve for x
    x = 492,972,903,286,080,768/994,651,641.96
  6. Step 6: Final answer
    x = 495,623,676.16

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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.