Home / 43,702,934.40-65,554,401.60-40,018,276.80

Finding the Fourth Proportional to 43,702,934.40, 65,554,401.60 and 40,018,276.80

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Solution

The fourth proportional to 43,702,934.40, 65,554,401.60 and 40,018,276.80 is: 60,027,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,702,934.40 : 65,554,401.60 = 40,018,276.80 : x
  2. Step 2: Convert to fraction form
    43,702,934.40/65,554,401.60 = 40,018,276.80/x
  3. Step 3: Cross multiply
    43,702,934.40x = 65,554,401.60 × 40,018,276.80
  4. Step 4: Simplify right side
    43,702,934.40x = 2,623,374,188,687,162.50
  5. Step 5: Solve for x
    x = 2,623,374,188,687,162.50/43,702,934.40
  6. Step 6: Final answer
    x = 60,027,415.20

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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.