Home / 336,423,851.10-503,628,007.05-200,039,031.90

Finding the Fourth Proportional to 336,423,851.10, 503,628,007.05 and 200,039,031.90

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Solution

The fourth proportional to 336,423,851.10, 503,628,007.05 and 200,039,031.90 is: 299,459,323.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,423,851.10 : 503,628,007.05 = 200,039,031.90 : x
  2. Step 2: Convert to fraction form
    336,423,851.10/503,628,007.05 = 200,039,031.90/x
  3. Step 3: Cross multiply
    336,423,851.10x = 503,628,007.05 × 200,039,031.90
  4. Step 4: Simplify right side
    336,423,851.10x = 100,745,258,968,008,384
  5. Step 5: Solve for x
    x = 100,745,258,968,008,384/336,423,851.10
  6. Step 6: Final answer
    x = 299,459,323.82

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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.