Home / 788,102,802.90-1,182,154,204.35-327,888,018.90

Finding the Fourth Proportional to 788,102,802.90, 1,182,154,204.35 and 327,888,018.90

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Solution

The fourth proportional to 788,102,802.90, 1,182,154,204.35 and 327,888,018.90 is: 491,832,028.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,102,802.90 : 1,182,154,204.35 = 327,888,018.90 : x
  2. Step 2: Convert to fraction form
    788,102,802.90/1,182,154,204.35 = 327,888,018.90/x
  3. Step 3: Cross multiply
    788,102,802.90x = 1,182,154,204.35 × 327,888,018.90
  4. Step 4: Simplify right side
    788,102,802.90x = 387,614,200,098,627,200
  5. Step 5: Solve for x
    x = 387,614,200,098,627,200/788,102,802.90
  6. Step 6: Final answer
    x = 491,832,028.35

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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.