Home / 578,152,938.34-797,828,070.70-327,309,364.29

Finding the Fourth Proportional to 578,152,938.34, 797,828,070.70 and 327,309,364.29

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Solution

The fourth proportional to 578,152,938.34, 797,828,070.70 and 327,309,364.29 is: 451,673,910.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,152,938.34 : 797,828,070.70 = 327,309,364.29 : x
  2. Step 2: Convert to fraction form
    578,152,938.34/797,828,070.70 = 327,309,364.29/x
  3. Step 3: Cross multiply
    578,152,938.34x = 797,828,070.70 × 327,309,364.29
  4. Step 4: Simplify right side
    578,152,938.34x = 261,136,598,632,715,904
  5. Step 5: Solve for x
    x = 261,136,598,632,715,904/578,152,938.34
  6. Step 6: Final answer
    x = 451,673,910.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.