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Finding the Fourth Proportional to 615,168,693.10, 922,753,039.65 and 593,669,608.30

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Solution

The fourth proportional to 615,168,693.10, 922,753,039.65 and 593,669,608.30 is: 890,504,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,168,693.10 : 922,753,039.65 = 593,669,608.30 : x
  2. Step 2: Convert to fraction form
    615,168,693.10/922,753,039.65 = 593,669,608.30/x
  3. Step 3: Cross multiply
    615,168,693.10x = 922,753,039.65 × 593,669,608.30
  4. Step 4: Simplify right side
    615,168,693.10x = 547,810,435,606,649,792
  5. Step 5: Solve for x
    x = 547,810,435,606,649,792/615,168,693.10
  6. Step 6: Final answer
    x = 890,504,412.45

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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.