Home / 959,350,006.92-1,438,807,463.61-434,372,544.10

Finding the Fourth Proportional to 959,350,006.92, 1,438,807,463.61 and 434,372,544.10

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Solution

The fourth proportional to 959,350,006.92, 1,438,807,463.61 and 434,372,544.10 is: 651,460,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,350,006.92 : 1,438,807,463.61 = 434,372,544.10 : x
  2. Step 2: Convert to fraction form
    959,350,006.92/1,438,807,463.61 = 434,372,544.10/x
  3. Step 3: Cross multiply
    959,350,006.92x = 1,438,807,463.61 × 434,372,544.10
  4. Step 4: Simplify right side
    959,350,006.92x = 624,978,458,438,535,296
  5. Step 5: Solve for x
    x = 624,978,458,438,535,296/959,350,006.92
  6. Step 6: Final answer
    x = 651,460,315.77

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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.