Home / 609,316,781.90-913,337,270.77-254,994,071.78

Finding the Fourth Proportional to 609,316,781.90, 913,337,270.77 and 254,994,071.78

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Solution

The fourth proportional to 609,316,781.90, 913,337,270.77 and 254,994,071.78 is: 382,224,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,316,781.90 : 913,337,270.77 = 254,994,071.78 : x
  2. Step 2: Convert to fraction form
    609,316,781.90/913,337,270.77 = 254,994,071.78/x
  3. Step 3: Cross multiply
    609,316,781.90x = 913,337,270.77 × 254,994,071.78
  4. Step 4: Simplify right side
    609,316,781.90x = 232,895,589,582,074,688
  5. Step 5: Solve for x
    x = 232,895,589,582,074,688/609,316,781.90
  6. Step 6: Final answer
    x = 382,224,150.89

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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.