Home / 382,056,969.60-571,762,756.80-228,813,004.80

Finding the Fourth Proportional to 382,056,969.60, 571,762,756.80 and 228,813,004.80

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Solution

The fourth proportional to 382,056,969.60, 571,762,756.80 and 228,813,004.80 is: 342,427,346.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,056,969.60 : 571,762,756.80 = 228,813,004.80 : x
  2. Step 2: Convert to fraction form
    382,056,969.60/571,762,756.80 = 228,813,004.80/x
  3. Step 3: Cross multiply
    382,056,969.60x = 571,762,756.80 × 228,813,004.80
  4. Step 4: Simplify right side
    382,056,969.60x = 130,826,754,416,139,632
  5. Step 5: Solve for x
    x = 130,826,754,416,139,632/382,056,969.60
  6. Step 6: Final answer
    x = 342,427,346.77

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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.