Home / 629,861,514.40-944,792,271.60-370,943,459.20

Finding the Fourth Proportional to 629,861,514.40, 944,792,271.60 and 370,943,459.20

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Solution

The fourth proportional to 629,861,514.40, 944,792,271.60 and 370,943,459.20 is: 556,415,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,861,514.40 : 944,792,271.60 = 370,943,459.20 : x
  2. Step 2: Convert to fraction form
    629,861,514.40/944,792,271.60 = 370,943,459.20/x
  3. Step 3: Cross multiply
    629,861,514.40x = 944,792,271.60 × 370,943,459.20
  4. Step 4: Simplify right side
    629,861,514.40x = 350,464,513,452,729,920
  5. Step 5: Solve for x
    x = 350,464,513,452,729,920/629,861,514.40
  6. Step 6: Final answer
    x = 556,415,188.80

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Double scale
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Similar ratio
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1.5x scale

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.