Home / 325,875,327.60-488,812,991.40-283,785,200.40

Finding the Fourth Proportional to 325,875,327.60, 488,812,991.40 and 283,785,200.40

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Solution

The fourth proportional to 325,875,327.60, 488,812,991.40 and 283,785,200.40 is: 425,677,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,875,327.60 : 488,812,991.40 = 283,785,200.40 : x
  2. Step 2: Convert to fraction form
    325,875,327.60/488,812,991.40 = 283,785,200.40/x
  3. Step 3: Cross multiply
    325,875,327.60x = 488,812,991.40 × 283,785,200.40
  4. Step 4: Simplify right side
    325,875,327.60x = 138,717,892,722,572,464
  5. Step 5: Solve for x
    x = 138,717,892,722,572,464/325,875,327.60
  6. Step 6: Final answer
    x = 425,677,800.60

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1.5x scale

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.