Home / 389,970,673.35-584,950,105.17-94,868,571.93

Finding the Fourth Proportional to 389,970,673.35, 584,950,105.17 and 94,868,571.93

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Solution

The fourth proportional to 389,970,673.35, 584,950,105.17 and 94,868,571.93 is: 142,301,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,970,673.35 : 584,950,105.17 = 94,868,571.93 : x
  2. Step 2: Convert to fraction form
    389,970,673.35/584,950,105.17 = 94,868,571.93/x
  3. Step 3: Cross multiply
    389,970,673.35x = 584,950,105.17 × 94,868,571.93
  4. Step 4: Simplify right side
    389,970,673.35x = 55,493,381,127,781,208
  5. Step 5: Solve for x
    x = 55,493,381,127,781,208/389,970,673.35
  6. Step 6: Final answer
    x = 142,301,421.41

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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.