Home / 325,873,332.60-488,809,998.90-283,783,205.40

Finding the Fourth Proportional to 325,873,332.60, 488,809,998.90 and 283,783,205.40

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Solution

The fourth proportional to 325,873,332.60, 488,809,998.90 and 283,783,205.40 is: 425,674,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,873,332.60 : 488,809,998.90 = 283,783,205.40 : x
  2. Step 2: Convert to fraction form
    325,873,332.60/488,809,998.90 = 283,783,205.40/x
  3. Step 3: Cross multiply
    325,873,332.60x = 488,809,998.90 × 283,783,205.40
  4. Step 4: Simplify right side
    325,873,332.60x = 138,716,068,319,412,448
  5. Step 5: Solve for x
    x = 138,716,068,319,412,448/325,873,332.60
  6. Step 6: Final answer
    x = 425,674,808.10

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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.