Home / 347,616,091.20-521,424,136.80-186,372,955.20

Finding the Fourth Proportional to 347,616,091.20, 521,424,136.80 and 186,372,955.20

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Solution

The fourth proportional to 347,616,091.20, 521,424,136.80 and 186,372,955.20 is: 279,559,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,616,091.20 : 521,424,136.80 = 186,372,955.20 : x
  2. Step 2: Convert to fraction form
    347,616,091.20/521,424,136.80 = 186,372,955.20/x
  3. Step 3: Cross multiply
    347,616,091.20x = 521,424,136.80 × 186,372,955.20
  4. Step 4: Simplify right side
    347,616,091.20x = 97,179,357,288,025,072
  5. Step 5: Solve for x
    x = 97,179,357,288,025,072/347,616,091.20
  6. Step 6: Final answer
    x = 279,559,432.80

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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.