Home / 409,892,992,617.28-565,670,110,674.45-226,990,094,261.60

Finding the Fourth Proportional to 409,892,992,617.28, 565,670,110,674.45 and 226,990,094,261.60

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Solution

The fourth proportional to 409,892,992,617.28, 565,670,110,674.45 and 226,990,094,261.60 is: 313,256,176,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,892,992,617.28 : 565,670,110,674.45 = 226,990,094,261.60 : x
  2. Step 2: Convert to fraction form
    409,892,992,617.28/565,670,110,674.45 = 226,990,094,261.60/x
  3. Step 3: Cross multiply
    409,892,992,617.28x = 565,670,110,674.45 × 226,990,094,261.60
  4. Step 4: Simplify right side
    409,892,992,617.28x = 128,401,511,742,963,108,020,224
  5. Step 5: Solve for x
    x = 128,401,511,742,963,108,020,224/409,892,992,617.28
  6. Step 6: Final answer
    x = 313,256,176,747.70

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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.