Home / 739,716,892.52-1,109,734,355.54-215,095,110.26

Finding the Fourth Proportional to 739,716,892.52, 1,109,734,355.54 and 215,095,110.26

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Solution

The fourth proportional to 739,716,892.52, 1,109,734,355.54 and 215,095,110.26 is: 322,688,904.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,716,892.52 : 1,109,734,355.54 = 215,095,110.26 : x
  2. Step 2: Convert to fraction form
    739,716,892.52/1,109,734,355.54 = 215,095,110.26/x
  3. Step 3: Cross multiply
    739,716,892.52x = 1,109,734,355.54 × 215,095,110.26
  4. Step 4: Simplify right side
    739,716,892.52x = 238,698,433,559,175,392
  5. Step 5: Solve for x
    x = 238,698,433,559,175,392/739,716,892.52
  6. Step 6: Final answer
    x = 322,688,904.33

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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.