Home / 388,045,579.60-582,068,369.40-335,893,502.80

Finding the Fourth Proportional to 388,045,579.60, 582,068,369.40 and 335,893,502.80

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Solution

The fourth proportional to 388,045,579.60, 582,068,369.40 and 335,893,502.80 is: 503,840,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,045,579.60 : 582,068,369.40 = 335,893,502.80 : x
  2. Step 2: Convert to fraction form
    388,045,579.60/582,068,369.40 = 335,893,502.80/x
  3. Step 3: Cross multiply
    388,045,579.60x = 582,068,369.40 × 335,893,502.80
  4. Step 4: Simplify right side
    388,045,579.60x = 195,512,983,466,850,336
  5. Step 5: Solve for x
    x = 195,512,983,466,850,336/388,045,579.60
  6. Step 6: Final answer
    x = 503,840,254.20

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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.