Home / 354,364,543.60-531,546,815.40-348,392,575.60

Finding the Fourth Proportional to 354,364,543.60, 531,546,815.40 and 348,392,575.60

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Solution

The fourth proportional to 354,364,543.60, 531,546,815.40 and 348,392,575.60 is: 522,588,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,364,543.60 : 531,546,815.40 = 348,392,575.60 : x
  2. Step 2: Convert to fraction form
    354,364,543.60/531,546,815.40 = 348,392,575.60/x
  3. Step 3: Cross multiply
    354,364,543.60x = 531,546,815.40 × 348,392,575.60
  4. Step 4: Simplify right side
    354,364,543.60x = 185,186,964,069,183,744
  5. Step 5: Solve for x
    x = 185,186,964,069,183,744/354,364,543.60
  6. Step 6: Final answer
    x = 522,588,863.40

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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.