Home / 349,766,459.40-524,410,540.65-165,622,152.90

Finding the Fourth Proportional to 349,766,459.40, 524,410,540.65 and 165,622,152.90

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Solution

The fourth proportional to 349,766,459.40, 524,410,540.65 and 165,622,152.90 is: 248,319,987.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,766,459.40 : 524,410,540.65 = 165,622,152.90 : x
  2. Step 2: Convert to fraction form
    349,766,459.40/524,410,540.65 = 165,622,152.90/x
  3. Step 3: Cross multiply
    349,766,459.40x = 524,410,540.65 × 165,622,152.90
  4. Step 4: Simplify right side
    349,766,459.40x = 86,854,002,745,905,968
  5. Step 5: Solve for x
    x = 86,854,002,745,905,968/349,766,459.40
  6. Step 6: Final answer
    x = 248,319,987.27

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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.