Home / 656,101,698.30-984,294,265.05-196,086,368.70

Finding the Fourth Proportional to 656,101,698.30, 984,294,265.05 and 196,086,368.70

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Solution

The fourth proportional to 656,101,698.30, 984,294,265.05 and 196,086,368.70 is: 294,171,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,101,698.30 : 984,294,265.05 = 196,086,368.70 : x
  2. Step 2: Convert to fraction form
    656,101,698.30/984,294,265.05 = 196,086,368.70/x
  3. Step 3: Cross multiply
    656,101,698.30x = 984,294,265.05 × 196,086,368.70
  4. Step 4: Simplify right side
    656,101,698.30x = 193,006,688,165,889,792
  5. Step 5: Solve for x
    x = 193,006,688,165,889,792/656,101,698.30
  6. Step 6: Final answer
    x = 294,171,907.60

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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.