Home / 782,308,400,501.20-1,173,461,136,074.30-245,127,484,573.64

Finding the Fourth Proportional to 782,308,400,501.20, 1,173,461,136,074.30 and 245,127,484,573.64

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Solution

The fourth proportional to 782,308,400,501.20, 1,173,461,136,074.30 and 245,127,484,573.64 is: 367,690,767,920.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,308,400,501.20 : 1,173,461,136,074.30 = 245,127,484,573.64 : x
  2. Step 2: Convert to fraction form
    782,308,400,501.20/1,173,461,136,074.30 = 245,127,484,573.64/x
  3. Step 3: Cross multiply
    782,308,400,501.20x = 1,173,461,136,074.30 × 245,127,484,573.64
  4. Step 4: Simplify right side
    782,308,400,501.20x = 287,647,576,530,819,072,655,360
  5. Step 5: Solve for x
    x = 287,647,576,530,819,072,655,360/782,308,400,501.20
  6. Step 6: Final answer
    x = 367,690,767,920.34

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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.