Home / 145,003,976,716.32-200,078,924,036.88-80,773,102,590.24

Finding the Fourth Proportional to 145,003,976,716.32, 200,078,924,036.88 and 80,773,102,590.24

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Solution

The fourth proportional to 145,003,976,716.32, 200,078,924,036.88 and 80,773,102,590.24 is: 111,452,084,441.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,003,976,716.32 : 200,078,924,036.88 = 80,773,102,590.24 : x
  2. Step 2: Convert to fraction form
    145,003,976,716.32/200,078,924,036.88 = 80,773,102,590.24/x
  3. Step 3: Cross multiply
    145,003,976,716.32x = 200,078,924,036.88 × 80,773,102,590.24
  4. Step 4: Simplify right side
    145,003,976,716.32x = 16,160,995,457,375,745,867,776
  5. Step 5: Solve for x
    x = 16,160,995,457,375,745,867,776/145,003,976,716.32
  6. Step 6: Final answer
    x = 111,452,084,441.74

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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.