Home / 366,654,591.41-507,315,730.23-319,709,556.95

Finding the Fourth Proportional to 366,654,591.41, 507,315,730.23 and 319,709,556.95

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Solution

The fourth proportional to 366,654,591.41, 507,315,730.23 and 319,709,556.95 is: 442,360,988.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,654,591.41 : 507,315,730.23 = 319,709,556.95 : x
  2. Step 2: Convert to fraction form
    366,654,591.41/507,315,730.23 = 319,709,556.95/x
  3. Step 3: Cross multiply
    366,654,591.41x = 507,315,730.23 × 319,709,556.95
  4. Step 4: Simplify right side
    366,654,591.41x = 162,193,687,343,062,432
  5. Step 5: Solve for x
    x = 162,193,687,343,062,432/366,654,591.41
  6. Step 6: Final answer
    x = 442,360,988.09

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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.