Home / 575,660,916.28-794,412,053.58-311,342,929.66

Finding the Fourth Proportional to 575,660,916.28, 794,412,053.58 and 311,342,929.66

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Solution

The fourth proportional to 575,660,916.28, 794,412,053.58 and 311,342,929.66 is: 429,653,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,660,916.28 : 794,412,053.58 = 311,342,929.66 : x
  2. Step 2: Convert to fraction form
    575,660,916.28/794,412,053.58 = 311,342,929.66/x
  3. Step 3: Cross multiply
    575,660,916.28x = 794,412,053.58 × 311,342,929.66
  4. Step 4: Simplify right side
    575,660,916.28x = 247,334,576,118,814,112
  5. Step 5: Solve for x
    x = 247,334,576,118,814,112/575,660,916.28
  6. Step 6: Final answer
    x = 429,653,237.04

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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.