Home / 447,097,085.46-616,994,007.60-248,854,325.85

Finding the Fourth Proportional to 447,097,085.46, 616,994,007.60 and 248,854,325.85

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Solution

The fourth proportional to 447,097,085.46, 616,994,007.60 and 248,854,325.85 is: 343,418,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,097,085.46 : 616,994,007.60 = 248,854,325.85 : x
  2. Step 2: Convert to fraction form
    447,097,085.46/616,994,007.60 = 248,854,325.85/x
  3. Step 3: Cross multiply
    447,097,085.46x = 616,994,007.60 × 248,854,325.85
  4. Step 4: Simplify right side
    447,097,085.46x = 153,541,627,814,787,776
  5. Step 5: Solve for x
    x = 153,541,627,814,787,776/447,097,085.46
  6. Step 6: Final answer
    x = 343,418,986.18

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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.