Home / 807,145,862,950.33-1,210,719,959,668.60-329,615,161,071.57

Finding the Fourth Proportional to 807,145,862,950.33, 1,210,719,959,668.60 and 329,615,161,071.57

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Solution

The fourth proportional to 807,145,862,950.33, 1,210,719,959,668.60 and 329,615,161,071.57 is: 494,423,217,459.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,145,862,950.33 : 1,210,719,959,668.60 = 329,615,161,071.57 : x
  2. Step 2: Convert to fraction form
    807,145,862,950.33/1,210,719,959,668.60 = 329,615,161,071.57/x
  3. Step 3: Cross multiply
    807,145,862,950.33x = 1,210,719,959,668.60 × 329,615,161,071.57
  4. Step 4: Simplify right side
    807,145,862,950.33x = 399,071,654,518,730,392,600,576
  5. Step 5: Solve for x
    x = 399,071,654,518,730,392,600,576/807,145,862,950.33
  6. Step 6: Final answer
    x = 494,423,217,459.13

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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.