Home / 822,435,463.20-1,233,739,688.32-240,171,343.68

Finding the Fourth Proportional to 822,435,463.20, 1,233,739,688.32 and 240,171,343.68

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Solution

The fourth proportional to 822,435,463.20, 1,233,739,688.32 and 240,171,343.68 is: 360,282,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,435,463.20 : 1,233,739,688.32 = 240,171,343.68 : x
  2. Step 2: Convert to fraction form
    822,435,463.20/1,233,739,688.32 = 240,171,343.68/x
  3. Step 3: Cross multiply
    822,435,463.20x = 1,233,739,688.32 × 240,171,343.68
  4. Step 4: Simplify right side
    822,435,463.20x = 296,308,918,695,158,784
  5. Step 5: Solve for x
    x = 296,308,918,695,158,784/822,435,463.20
  6. Step 6: Final answer
    x = 360,282,273.75

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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.