Home / 782,308,400,513.20-1,173,461,136,092.30-245,127,484,585.62

Finding the Fourth Proportional to 782,308,400,513.20, 1,173,461,136,092.30 and 245,127,484,585.62

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Solution

The fourth proportional to 782,308,400,513.20, 1,173,461,136,092.30 and 245,127,484,585.62 is: 367,690,767,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,308,400,513.20 : 1,173,461,136,092.30 = 245,127,484,585.62 : x
  2. Step 2: Convert to fraction form
    782,308,400,513.20/1,173,461,136,092.30 = 245,127,484,585.62/x
  3. Step 3: Cross multiply
    782,308,400,513.20x = 1,173,461,136,092.30 × 245,127,484,585.62
  4. Step 4: Simplify right side
    782,308,400,513.20x = 287,647,576,549,289,411,739,648
  5. Step 5: Solve for x
    x = 287,647,576,549,289,411,739,648/782,308,400,513.20
  6. Step 6: Final answer
    x = 367,690,767,938.31

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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.