Home / 763,624,341.28-1,053,771,926.52-466,763,629.42

Finding the Fourth Proportional to 763,624,341.28, 1,053,771,926.52 and 466,763,629.42

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Solution

The fourth proportional to 763,624,341.28, 1,053,771,926.52 and 466,763,629.42 is: 644,115,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,624,341.28 : 1,053,771,926.52 = 466,763,629.42 : x
  2. Step 2: Convert to fraction form
    763,624,341.28/1,053,771,926.52 = 466,763,629.42/x
  3. Step 3: Cross multiply
    763,624,341.28x = 1,053,771,926.52 × 466,763,629.42
  4. Step 4: Simplify right side
    763,624,341.28x = 491,862,409,003,380,736
  5. Step 5: Solve for x
    x = 491,862,409,003,380,736/763,624,341.28
  6. Step 6: Final answer
    x = 644,115,676.27

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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.