Home / 850,375,476.19-1,173,518,147.39-459,234,900.19

Finding the Fourth Proportional to 850,375,476.19, 1,173,518,147.39 and 459,234,900.19

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Solution

The fourth proportional to 850,375,476.19, 1,173,518,147.39 and 459,234,900.19 is: 633,744,157.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,375,476.19 : 1,173,518,147.39 = 459,234,900.19 : x
  2. Step 2: Convert to fraction form
    850,375,476.19/1,173,518,147.39 = 459,234,900.19/x
  3. Step 3: Cross multiply
    850,375,476.19x = 1,173,518,147.39 × 459,234,900.19
  4. Step 4: Simplify right side
    850,375,476.19x = 538,920,489,287,800,384
  5. Step 5: Solve for x
    x = 538,920,489,287,800,384/850,375,476.19
  6. Step 6: Final answer
    x = 633,744,157.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.