Home / 505,527,501.60-758,291,252.40-413,694,496.80

Finding the Fourth Proportional to 505,527,501.60, 758,291,252.40 and 413,694,496.80

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Solution

The fourth proportional to 505,527,501.60, 758,291,252.40 and 413,694,496.80 is: 620,541,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,527,501.60 : 758,291,252.40 = 413,694,496.80 : x
  2. Step 2: Convert to fraction form
    505,527,501.60/758,291,252.40 = 413,694,496.80/x
  3. Step 3: Cross multiply
    505,527,501.60x = 758,291,252.40 × 413,694,496.80
  4. Step 4: Simplify right side
    505,527,501.60x = 313,700,918,089,459,776
  5. Step 5: Solve for x
    x = 313,700,918,089,459,776/505,527,501.60
  6. Step 6: Final answer
    x = 620,541,745.20

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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.