Home / 504,475,596.81-756,350,219.16-309,985,167.60

Finding the Fourth Proportional to 504,475,596.81, 756,350,219.16 and 309,985,167.60

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Solution

The fourth proportional to 504,475,596.81, 756,350,219.16 and 309,985,167.60 is: 464,754,590.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,475,596.81 : 756,350,219.16 = 309,985,167.60 : x
  2. Step 2: Convert to fraction form
    504,475,596.81/756,350,219.16 = 309,985,167.60/x
  3. Step 3: Cross multiply
    504,475,596.81x = 756,350,219.16 × 309,985,167.60
  4. Step 4: Simplify right side
    504,475,596.81x = 234,457,349,450,609,344
  5. Step 5: Solve for x
    x = 234,457,349,450,609,344/504,475,596.81
  6. Step 6: Final answer
    x = 464,754,590.58

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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.