Home / 958,708,876.99-1,436,792,008.89-492,351,463.36

Finding the Fourth Proportional to 958,708,876.99, 1,436,792,008.89 and 492,351,463.36

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Solution

The fourth proportional to 958,708,876.99, 1,436,792,008.89 and 492,351,463.36 is: 737,874,306.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,708,876.99 : 1,436,792,008.89 = 492,351,463.36 : x
  2. Step 2: Convert to fraction form
    958,708,876.99/1,436,792,008.89 = 492,351,463.36/x
  3. Step 3: Cross multiply
    958,708,876.99x = 1,436,792,008.89 × 492,351,463.36
  4. Step 4: Simplify right side
    958,708,876.99x = 707,406,648,119,224,576
  5. Step 5: Solve for x
    x = 707,406,648,119,224,576/958,708,876.99
  6. Step 6: Final answer
    x = 737,874,306.89

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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.