Home / 65,973,998.10-98,960,997.15-41,634,000.30

Finding the Fourth Proportional to 65,973,998.10, 98,960,997.15 and 41,634,000.30

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Solution

The fourth proportional to 65,973,998.10, 98,960,997.15 and 41,634,000.30 is: 62,451,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,973,998.10 : 98,960,997.15 = 41,634,000.30 : x
  2. Step 2: Convert to fraction form
    65,973,998.10/98,960,997.15 = 41,634,000.30/x
  3. Step 3: Cross multiply
    65,973,998.10x = 98,960,997.15 × 41,634,000.30
  4. Step 4: Simplify right side
    65,973,998.10x = 4,120,142,185,031,399
  5. Step 5: Solve for x
    x = 4,120,142,185,031,399/65,973,998.10
  6. Step 6: Final answer
    x = 62,451,000.45

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1.5x scale

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.