Home / 446,930,267.60-670,395,401.40-123,814,139.60

Finding the Fourth Proportional to 446,930,267.60, 670,395,401.40 and 123,814,139.60

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Solution

The fourth proportional to 446,930,267.60, 670,395,401.40 and 123,814,139.60 is: 185,721,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,930,267.60 : 670,395,401.40 = 123,814,139.60 : x
  2. Step 2: Convert to fraction form
    446,930,267.60/670,395,401.40 = 123,814,139.60/x
  3. Step 3: Cross multiply
    446,930,267.60x = 670,395,401.40 × 123,814,139.60
  4. Step 4: Simplify right side
    446,930,267.60x = 83,004,429,816,137,632
  5. Step 5: Solve for x
    x = 83,004,429,816,137,632/446,930,267.60
  6. Step 6: Final answer
    x = 185,721,209.40

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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.