Home / 468,057,622.80-702,086,434.20-238,475,110.80

Finding the Fourth Proportional to 468,057,622.80, 702,086,434.20 and 238,475,110.80

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Solution

The fourth proportional to 468,057,622.80, 702,086,434.20 and 238,475,110.80 is: 357,712,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,057,622.80 : 702,086,434.20 = 238,475,110.80 : x
  2. Step 2: Convert to fraction form
    468,057,622.80/702,086,434.20 = 238,475,110.80/x
  3. Step 3: Cross multiply
    468,057,622.80x = 702,086,434.20 × 238,475,110.80
  4. Step 4: Simplify right side
    468,057,622.80x = 167,430,140,187,021,920
  5. Step 5: Solve for x
    x = 167,430,140,187,021,920/468,057,622.80
  6. Step 6: Final answer
    x = 357,712,666.20

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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.