Home / 381,063,605,916.04-571,427,675,502.60-201,947,627,498.46

Finding the Fourth Proportional to 381,063,605,916.04, 571,427,675,502.60 and 201,947,627,498.46

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Solution

The fourth proportional to 381,063,605,916.04, 571,427,675,502.60 and 201,947,627,498.46 is: 302,832,549,640.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,063,605,916.04 : 571,427,675,502.60 = 201,947,627,498.46 : x
  2. Step 2: Convert to fraction form
    381,063,605,916.04/571,427,675,502.60 = 201,947,627,498.46/x
  3. Step 3: Cross multiply
    381,063,605,916.04x = 571,427,675,502.60 × 201,947,627,498.46
  4. Step 4: Simplify right side
    381,063,605,916.04x = 115,398,463,354,709,934,604,288
  5. Step 5: Solve for x
    x = 115,398,463,354,709,934,604,288/381,063,605,916.04
  6. Step 6: Final answer
    x = 302,832,549,640.38

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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.