Home / 742,203,758.04-1,024,213,124.28-412,200,154.68

Finding the Fourth Proportional to 742,203,758.04, 1,024,213,124.28 and 412,200,154.68

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Solution

The fourth proportional to 742,203,758.04, 1,024,213,124.28 and 412,200,154.68 is: 568,820,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,203,758.04 : 1,024,213,124.28 = 412,200,154.68 : x
  2. Step 2: Convert to fraction form
    742,203,758.04/1,024,213,124.28 = 412,200,154.68/x
  3. Step 3: Cross multiply
    742,203,758.04x = 1,024,213,124.28 × 412,200,154.68
  4. Step 4: Simplify right side
    742,203,758.04x = 422,180,808,253,502,080
  5. Step 5: Solve for x
    x = 422,180,808,253,502,080/742,203,758.04
  6. Step 6: Final answer
    x = 568,820,628.68

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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.