Home / 219,952,572.48-329,971,344.66-83,627,356.32

Finding the Fourth Proportional to 219,952,572.48, 329,971,344.66 and 83,627,356.32

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Solution

The fourth proportional to 219,952,572.48, 329,971,344.66 and 83,627,356.32 is: 125,457,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,952,572.48 : 329,971,344.66 = 83,627,356.32 : x
  2. Step 2: Convert to fraction form
    219,952,572.48/329,971,344.66 = 83,627,356.32/x
  3. Step 3: Cross multiply
    219,952,572.48x = 329,971,344.66 × 83,627,356.32
  4. Step 4: Simplify right side
    219,952,572.48x = 27,594,631,215,271,348
  5. Step 5: Solve for x
    x = 27,594,631,215,271,348/219,952,572.48
  6. Step 6: Final answer
    x = 125,457,187.90

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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.