Home / 690,969,114.57-1,036,453,675.95-230,907,283.86

Finding the Fourth Proportional to 690,969,114.57, 1,036,453,675.95 and 230,907,283.86

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Solution

The fourth proportional to 690,969,114.57, 1,036,453,675.95 and 230,907,283.86 is: 346,360,927.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,969,114.57 : 1,036,453,675.95 = 230,907,283.86 : x
  2. Step 2: Convert to fraction form
    690,969,114.57/1,036,453,675.95 = 230,907,283.86/x
  3. Step 3: Cross multiply
    690,969,114.57x = 1,036,453,675.95 × 230,907,283.86
  4. Step 4: Simplify right side
    690,969,114.57x = 239,324,703,160,327,136
  5. Step 5: Solve for x
    x = 239,324,703,160,327,136/690,969,114.57
  6. Step 6: Final answer
    x = 346,360,927.16

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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.