Home / 624,865,517.60-937,298,276.40-523,584,672.80

Finding the Fourth Proportional to 624,865,517.60, 937,298,276.40 and 523,584,672.80

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Solution

The fourth proportional to 624,865,517.60, 937,298,276.40 and 523,584,672.80 is: 785,377,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,865,517.60 : 937,298,276.40 = 523,584,672.80 : x
  2. Step 2: Convert to fraction form
    624,865,517.60/937,298,276.40 = 523,584,672.80/x
  3. Step 3: Cross multiply
    624,865,517.60x = 937,298,276.40 × 523,584,672.80
  4. Step 4: Simplify right side
    624,865,517.60x = 490,755,011,364,897,984
  5. Step 5: Solve for x
    x = 490,755,011,364,897,984/624,865,517.60
  6. Step 6: Final answer
    x = 785,377,009.20

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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.