Home / 497,395,723.20-746,093,584.80-156,993,547.20

Finding the Fourth Proportional to 497,395,723.20, 746,093,584.80 and 156,993,547.20

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Solution

The fourth proportional to 497,395,723.20, 746,093,584.80 and 156,993,547.20 is: 235,490,320.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,395,723.20 : 746,093,584.80 = 156,993,547.20 : x
  2. Step 2: Convert to fraction form
    497,395,723.20/746,093,584.80 = 156,993,547.20/x
  3. Step 3: Cross multiply
    497,395,723.20x = 746,093,584.80 × 156,993,547.20
  4. Step 4: Simplify right side
    497,395,723.20x = 117,131,878,420,915,984
  5. Step 5: Solve for x
    x = 117,131,878,420,915,984/497,395,723.20
  6. Step 6: Final answer
    x = 235,490,320.80

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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.