Home / 331,789,314.40-497,683,971.60-101,793,896.80

Finding the Fourth Proportional to 331,789,314.40, 497,683,971.60 and 101,793,896.80

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Solution

The fourth proportional to 331,789,314.40, 497,683,971.60 and 101,793,896.80 is: 152,690,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,789,314.40 : 497,683,971.60 = 101,793,896.80 : x
  2. Step 2: Convert to fraction form
    331,789,314.40/497,683,971.60 = 101,793,896.80/x
  3. Step 3: Cross multiply
    331,789,314.40x = 497,683,971.60 × 101,793,896.80
  4. Step 4: Simplify right side
    331,789,314.40x = 50,661,190,844,064,528
  5. Step 5: Solve for x
    x = 50,661,190,844,064,528/331,789,314.40
  6. Step 6: Final answer
    x = 152,690,845.20

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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.