Home / 455,552,000.80-681,735,476.40-417,331,405.60

Finding the Fourth Proportional to 455,552,000.80, 681,735,476.40 and 417,331,405.60

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Solution

The fourth proportional to 455,552,000.80, 681,735,476.40 and 417,331,405.60 is: 624,538,195.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,552,000.80 : 681,735,476.40 = 417,331,405.60 : x
  2. Step 2: Convert to fraction form
    455,552,000.80/681,735,476.40 = 417,331,405.60/x
  3. Step 3: Cross multiply
    455,552,000.80x = 681,735,476.40 × 417,331,405.60
  4. Step 4: Simplify right side
    455,552,000.80x = 284,509,624,613,397,632
  5. Step 5: Solve for x
    x = 284,509,624,613,397,632/455,552,000.80
  6. Step 6: Final answer
    x = 624,538,195.67

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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.