Home / 959,350,007.92-1,438,807,465.11-434,372,545.10

Finding the Fourth Proportional to 959,350,007.92, 1,438,807,465.11 and 434,372,545.10

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Solution

The fourth proportional to 959,350,007.92, 1,438,807,465.11 and 434,372,545.10 is: 651,460,317.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,350,007.92 : 1,438,807,465.11 = 434,372,545.10 : x
  2. Step 2: Convert to fraction form
    959,350,007.92/1,438,807,465.11 = 434,372,545.10/x
  3. Step 3: Cross multiply
    959,350,007.92x = 1,438,807,465.11 × 434,372,545.10
  4. Step 4: Simplify right side
    959,350,007.92x = 624,978,460,528,710,144
  5. Step 5: Solve for x
    x = 624,978,460,528,710,144/959,350,007.92
  6. Step 6: Final answer
    x = 651,460,317.27

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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.