Home / 683,753,669.60-1,025,630,504.40-615,673,234.40

Finding the Fourth Proportional to 683,753,669.60, 1,025,630,504.40 and 615,673,234.40

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Solution

The fourth proportional to 683,753,669.60, 1,025,630,504.40 and 615,673,234.40 is: 923,509,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,753,669.60 : 1,025,630,504.40 = 615,673,234.40 : x
  2. Step 2: Convert to fraction form
    683,753,669.60/1,025,630,504.40 = 615,673,234.40/x
  3. Step 3: Cross multiply
    683,753,669.60x = 1,025,630,504.40 × 615,673,234.40
  4. Step 4: Simplify right side
    683,753,669.60x = 631,453,249,943,251,456
  5. Step 5: Solve for x
    x = 631,453,249,943,251,456/683,753,669.60
  6. Step 6: Final answer
    x = 923,509,851.60

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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.