Home / 726,607,511.20-1,089,911,266.80-597,467,348.20

Finding the Fourth Proportional to 726,607,511.20, 1,089,911,266.80 and 597,467,348.20

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Solution

The fourth proportional to 726,607,511.20, 1,089,911,266.80 and 597,467,348.20 is: 896,201,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,607,511.20 : 1,089,911,266.80 = 597,467,348.20 : x
  2. Step 2: Convert to fraction form
    726,607,511.20/1,089,911,266.80 = 597,467,348.20/x
  3. Step 3: Cross multiply
    726,607,511.20x = 1,089,911,266.80 × 597,467,348.20
  4. Step 4: Simplify right side
    726,607,511.20x = 651,186,394,348,298,752
  5. Step 5: Solve for x
    x = 651,186,394,348,298,752/726,607,511.20
  6. Step 6: Final answer
    x = 896,201,022.30

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Double scale
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Similar ratio
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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.