Home / 240,545,079,293.45-331,980,667,309.04-142,887,106,070.18

Finding the Fourth Proportional to 240,545,079,293.45, 331,980,667,309.04 and 142,887,106,070.18

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Solution

The fourth proportional to 240,545,079,293.45, 331,980,667,309.04 and 142,887,106,070.18 is: 197,201,110,753.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,545,079,293.45 : 331,980,667,309.04 = 142,887,106,070.18 : x
  2. Step 2: Convert to fraction form
    240,545,079,293.45/331,980,667,309.04 = 142,887,106,070.18/x
  3. Step 3: Cross multiply
    240,545,079,293.45x = 331,980,667,309.04 × 142,887,106,070.18
  4. Step 4: Simplify right side
    240,545,079,293.45x = 47,435,756,823,035,934,408,704
  5. Step 5: Solve for x
    x = 47,435,756,823,035,934,408,704/240,545,079,293.45
  6. Step 6: Final answer
    x = 197,201,110,753.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.