Home / 488,944,009.40-733,416,014.10-161,470,065.20

Finding the Fourth Proportional to 488,944,009.40, 733,416,014.10 and 161,470,065.20

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Solution

The fourth proportional to 488,944,009.40, 733,416,014.10 and 161,470,065.20 is: 242,205,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,944,009.40 : 733,416,014.10 = 161,470,065.20 : x
  2. Step 2: Convert to fraction form
    488,944,009.40/733,416,014.10 = 161,470,065.20/x
  3. Step 3: Cross multiply
    488,944,009.40x = 733,416,014.10 × 161,470,065.20
  4. Step 4: Simplify right side
    488,944,009.40x = 118,424,731,615,451,120
  5. Step 5: Solve for x
    x = 118,424,731,615,451,120/488,944,009.40
  6. Step 6: Final answer
    x = 242,205,097.80

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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.