Home / 348,213,016.80-522,721,803.60-186,969,880.80

Finding the Fourth Proportional to 348,213,016.80, 522,721,803.60 and 186,969,880.80

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Solution

The fourth proportional to 348,213,016.80, 522,721,803.60 and 186,969,880.80 is: 280,670,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,213,016.80 : 522,721,803.60 = 186,969,880.80 : x
  2. Step 2: Convert to fraction form
    348,213,016.80/522,721,803.60 = 186,969,880.80/x
  3. Step 3: Cross multiply
    348,213,016.80x = 522,721,803.60 × 186,969,880.80
  4. Step 4: Simplify right side
    348,213,016.80x = 97,733,233,310,653,024
  5. Step 5: Solve for x
    x = 97,733,233,310,653,024/348,213,016.80
  6. Step 6: Final answer
    x = 280,670,821.01

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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.