Home / 477,565,066.40-715,993,705.20-323,827,440.80

Finding the Fourth Proportional to 477,565,066.40, 715,993,705.20 and 323,827,440.80

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Solution

The fourth proportional to 477,565,066.40, 715,993,705.20 and 323,827,440.80 is: 485,501,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,565,066.40 : 715,993,705.20 = 323,827,440.80 : x
  2. Step 2: Convert to fraction form
    477,565,066.40/715,993,705.20 = 323,827,440.80/x
  3. Step 3: Cross multiply
    477,565,066.40x = 715,993,705.20 × 323,827,440.80
  4. Step 4: Simplify right side
    477,565,066.40x = 231,858,409,183,825,664
  5. Step 5: Solve for x
    x = 231,858,409,183,825,664/477,565,066.40
  6. Step 6: Final answer
    x = 485,501,192.40

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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.