Home / 416,577,008.40-624,865,512.60-349,056,445.20

Finding the Fourth Proportional to 416,577,008.40, 624,865,512.60 and 349,056,445.20

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Solution

The fourth proportional to 416,577,008.40, 624,865,512.60 and 349,056,445.20 is: 523,584,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,577,008.40 : 624,865,512.60 = 349,056,445.20 : x
  2. Step 2: Convert to fraction form
    416,577,008.40/624,865,512.60 = 349,056,445.20/x
  3. Step 3: Cross multiply
    416,577,008.40x = 624,865,512.60 × 349,056,445.20
  4. Step 4: Simplify right side
    416,577,008.40x = 218,113,334,556,231,808
  5. Step 5: Solve for x
    x = 218,113,334,556,231,808/416,577,008.40
  6. Step 6: Final answer
    x = 523,584,667.80

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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.