Home / 322,565,330,332.80-445,140,199,443.70-178,049,487,298.90

Finding the Fourth Proportional to 322,565,330,332.80, 445,140,199,443.70 and 178,049,487,298.90

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Solution

The fourth proportional to 322,565,330,332.80, 445,140,199,443.70 and 178,049,487,298.90 is: 245,708,316,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,565,330,332.80 : 445,140,199,443.70 = 178,049,487,298.90 : x
  2. Step 2: Convert to fraction form
    322,565,330,332.80/445,140,199,443.70 = 178,049,487,298.90/x
  3. Step 3: Cross multiply
    322,565,330,332.80x = 445,140,199,443.70 × 178,049,487,298.90
  4. Step 4: Simplify right side
    322,565,330,332.80x = 79,256,984,287,080,876,081,152
  5. Step 5: Solve for x
    x = 79,256,984,287,080,876,081,152/322,565,330,332.80
  6. Step 6: Final answer
    x = 245,708,316,530.20

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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.