Home / 514,782,246,507.20-710,399,616,136.90-283,295,765,775.83

Finding the Fourth Proportional to 514,782,246,507.20, 710,399,616,136.90 and 283,295,765,775.83

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Solution

The fourth proportional to 514,782,246,507.20, 710,399,616,136.90 and 283,295,765,775.83 is: 390,948,220,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,782,246,507.20 : 710,399,616,136.90 = 283,295,765,775.83 : x
  2. Step 2: Convert to fraction form
    514,782,246,507.20/710,399,616,136.90 = 283,295,765,775.83/x
  3. Step 3: Cross multiply
    514,782,246,507.20x = 710,399,616,136.90 × 283,295,765,775.83
  4. Step 4: Simplify right side
    514,782,246,507.20x = 201,253,203,260,358,789,169,152
  5. Step 5: Solve for x
    x = 201,253,203,260,358,789,169,152/514,782,246,507.20
  6. Step 6: Final answer
    x = 390,948,220,584.26

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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.