Home / 339,269,047.20-508,903,570.80-121,165,660.80

Finding the Fourth Proportional to 339,269,047.20, 508,903,570.80 and 121,165,660.80

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Solution

The fourth proportional to 339,269,047.20, 508,903,570.80 and 121,165,660.80 is: 181,748,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,269,047.20 : 508,903,570.80 = 121,165,660.80 : x
  2. Step 2: Convert to fraction form
    339,269,047.20/508,903,570.80 = 121,165,660.80/x
  3. Step 3: Cross multiply
    339,269,047.20x = 508,903,570.80 × 121,165,660.80
  4. Step 4: Simplify right side
    339,269,047.20x = 61,661,637,439,461,584
  5. Step 5: Solve for x
    x = 61,661,637,439,461,584/339,269,047.20
  6. Step 6: Final answer
    x = 181,748,491.20

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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.