Home / 388,045,585.60-582,068,378.40-335,893,508.80

Finding the Fourth Proportional to 388,045,585.60, 582,068,378.40 and 335,893,508.80

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Solution

The fourth proportional to 388,045,585.60, 582,068,378.40 and 335,893,508.80 is: 503,840,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,045,585.60 : 582,068,378.40 = 335,893,508.80 : x
  2. Step 2: Convert to fraction form
    388,045,585.60/582,068,378.40 = 335,893,508.80/x
  3. Step 3: Cross multiply
    388,045,585.60x = 582,068,378.40 × 335,893,508.80
  4. Step 4: Simplify right side
    388,045,585.60x = 195,512,989,982,302,144
  5. Step 5: Solve for x
    x = 195,512,989,982,302,144/388,045,585.60
  6. Step 6: Final answer
    x = 503,840,263.20

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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.