Home / 393,104,000.60-589,656,000.90-347,754,368.60

Finding the Fourth Proportional to 393,104,000.60, 589,656,000.90 and 347,754,368.60

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Solution

The fourth proportional to 393,104,000.60, 589,656,000.90 and 347,754,368.60 is: 521,631,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,104,000.60 : 589,656,000.90 = 347,754,368.60 : x
  2. Step 2: Convert to fraction form
    393,104,000.60/589,656,000.90 = 347,754,368.60/x
  3. Step 3: Cross multiply
    393,104,000.60x = 589,656,000.90 × 347,754,368.60
  4. Step 4: Simplify right side
    393,104,000.60x = 205,055,450,284,180,544
  5. Step 5: Solve for x
    x = 205,055,450,284,180,544/393,104,000.60
  6. Step 6: Final answer
    x = 521,631,552.90

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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.