Home / 1,095,011,022-1,642,592,107.08-318,663,113.52

Finding the Fourth Proportional to 1,095,011,022, 1,642,592,107.08 and 318,663,113.52

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Solution

The fourth proportional to 1,095,011,022, 1,642,592,107.08 and 318,663,113.52 is: 478,016,663.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,011,022 : 1,642,592,107.08 = 318,663,113.52 : x
  2. Step 2: Convert to fraction form
    1,095,011,022/1,642,592,107.08 = 318,663,113.52/x
  3. Step 3: Cross multiply
    1,095,011,022x = 1,642,592,107.08 × 318,663,113.52
  4. Step 4: Simplify right side
    1,095,011,022x = 523,433,515,085,489,984
  5. Step 5: Solve for x
    x = 523,433,515,085,489,984/1,095,011,022
  6. Step 6: Final answer
    x = 478,016,663.37

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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.