Home / 959,350,007.67-1,438,807,464.73-434,372,544.86

Finding the Fourth Proportional to 959,350,007.67, 1,438,807,464.73 and 434,372,544.86

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Solution

The fourth proportional to 959,350,007.67, 1,438,807,464.73 and 434,372,544.86 is: 651,460,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,350,007.67 : 1,438,807,464.73 = 434,372,544.86 : x
  2. Step 2: Convert to fraction form
    959,350,007.67/1,438,807,464.73 = 434,372,544.86/x
  3. Step 3: Cross multiply
    959,350,007.67x = 1,438,807,464.73 × 434,372,544.86
  4. Step 4: Simplify right side
    959,350,007.67x = 624,978,460,010,054,784
  5. Step 5: Solve for x
    x = 624,978,460,010,054,784/959,350,007.67
  6. Step 6: Final answer
    x = 651,460,316.90

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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.