Home / 758,294,594.40-1,137,441,891.60-672,201,152.40

Finding the Fourth Proportional to 758,294,594.40, 1,137,441,891.60 and 672,201,152.40

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Solution

The fourth proportional to 758,294,594.40, 1,137,441,891.60 and 672,201,152.40 is: 1,008,301,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,294,594.40 : 1,137,441,891.60 = 672,201,152.40 : x
  2. Step 2: Convert to fraction form
    758,294,594.40/1,137,441,891.60 = 672,201,152.40/x
  3. Step 3: Cross multiply
    758,294,594.40x = 1,137,441,891.60 × 672,201,152.40
  4. Step 4: Simplify right side
    758,294,594.40x = 764,589,750,321,555,840
  5. Step 5: Solve for x
    x = 764,589,750,321,555,840/758,294,594.40
  6. Step 6: Final answer
    x = 1,008,301,728.60

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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.