Home / 953,995,770.56-1,430,993,987.54-298,997,617.61

Finding the Fourth Proportional to 953,995,770.56, 1,430,993,987.54 and 298,997,617.61

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Solution

The fourth proportional to 953,995,770.56, 1,430,993,987.54 and 298,997,617.61 is: 448,496,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,995,770.56 : 1,430,993,987.54 = 298,997,617.61 : x
  2. Step 2: Convert to fraction form
    953,995,770.56/1,430,993,987.54 = 298,997,617.61/x
  3. Step 3: Cross multiply
    953,995,770.56x = 1,430,993,987.54 × 298,997,617.61
  4. Step 4: Simplify right side
    953,995,770.56x = 427,863,793,091,882,880
  5. Step 5: Solve for x
    x = 427,863,793,091,882,880/953,995,770.56
  6. Step 6: Final answer
    x = 448,496,530.38

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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.