Home / 629,861,630.40-944,792,445.60-370,943,575.20

Finding the Fourth Proportional to 629,861,630.40, 944,792,445.60 and 370,943,575.20

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Solution

The fourth proportional to 629,861,630.40, 944,792,445.60 and 370,943,575.20 is: 556,415,362.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,861,630.40 : 944,792,445.60 = 370,943,575.20 : x
  2. Step 2: Convert to fraction form
    629,861,630.40/944,792,445.60 = 370,943,575.20/x
  3. Step 3: Cross multiply
    629,861,630.40x = 944,792,445.60 × 370,943,575.20
  4. Step 4: Simplify right side
    629,861,630.40x = 350,464,687,592,815,488
  5. Step 5: Solve for x
    x = 350,464,687,592,815,488/629,861,630.40
  6. Step 6: Final answer
    x = 556,415,362.80

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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.