Home / 324,780,200.10-487,170,300.15-91,610,461.35

Finding the Fourth Proportional to 324,780,200.10, 487,170,300.15 and 91,610,461.35

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Solution

The fourth proportional to 324,780,200.10, 487,170,300.15 and 91,610,461.35 is: 137,415,692.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,780,200.10 : 487,170,300.15 = 91,610,461.35 : x
  2. Step 2: Convert to fraction form
    324,780,200.10/487,170,300.15 = 91,610,461.35/x
  3. Step 3: Cross multiply
    324,780,200.10x = 487,170,300.15 × 91,610,461.35
  4. Step 4: Simplify right side
    324,780,200.10x = 44,629,895,952,759,472
  5. Step 5: Solve for x
    x = 44,629,895,952,759,472/324,780,200.10
  6. Step 6: Final answer
    x = 137,415,692.03

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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.