Home / 1,071,785,108.04-1,607,499,346.33-324,623,239.25

Finding the Fourth Proportional to 1,071,785,108.04, 1,607,499,346.33 and 324,623,239.25

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Solution

The fourth proportional to 1,071,785,108.04, 1,607,499,346.33 and 324,623,239.25 is: 486,880,850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,785,108.04 : 1,607,499,346.33 = 324,623,239.25 : x
  2. Step 2: Convert to fraction form
    1,071,785,108.04/1,607,499,346.33 = 324,623,239.25/x
  3. Step 3: Cross multiply
    1,071,785,108.04x = 1,607,499,346.33 × 324,623,239.25
  4. Step 4: Simplify right side
    1,071,785,108.04x = 521,831,644,888,436,352
  5. Step 5: Solve for x
    x = 521,831,644,888,436,352/1,071,785,108.04
  6. Step 6: Final answer
    x = 486,880,850.44

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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.