Home / 545,949,365.60-818,924,048.40-409,900,469.60

Finding the Fourth Proportional to 545,949,365.60, 818,924,048.40 and 409,900,469.60

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Solution

The fourth proportional to 545,949,365.60, 818,924,048.40 and 409,900,469.60 is: 614,850,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,949,365.60 : 818,924,048.40 = 409,900,469.60 : x
  2. Step 2: Convert to fraction form
    545,949,365.60/818,924,048.40 = 409,900,469.60/x
  3. Step 3: Cross multiply
    545,949,365.60x = 818,924,048.40 × 409,900,469.60
  4. Step 4: Simplify right side
    545,949,365.60x = 335,677,352,005,893,120
  5. Step 5: Solve for x
    x = 335,677,352,005,893,120/545,949,365.60
  6. Step 6: Final answer
    x = 614,850,704.40

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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.