Home / 869,228,404.80-1,303,842,607.20-524,004,331.20

Finding the Fourth Proportional to 869,228,404.80, 1,303,842,607.20 and 524,004,331.20

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Solution

The fourth proportional to 869,228,404.80, 1,303,842,607.20 and 524,004,331.20 is: 786,006,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,228,404.80 : 1,303,842,607.20 = 524,004,331.20 : x
  2. Step 2: Convert to fraction form
    869,228,404.80/1,303,842,607.20 = 524,004,331.20/x
  3. Step 3: Cross multiply
    869,228,404.80x = 1,303,842,607.20 × 524,004,331.20
  4. Step 4: Simplify right side
    869,228,404.80x = 683,219,173,375,900,288
  5. Step 5: Solve for x
    x = 683,219,173,375,900,288/869,228,404.80
  6. Step 6: Final answer
    x = 786,006,496.80

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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.