Home / 548,739,420.69-822,977,337.61-253,350,730.57

Finding the Fourth Proportional to 548,739,420.69, 822,977,337.61 and 253,350,730.57

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Solution

The fourth proportional to 548,739,420.69, 822,977,337.61 and 253,350,730.57 is: 379,965,247.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,739,420.69 : 822,977,337.61 = 253,350,730.57 : x
  2. Step 2: Convert to fraction form
    548,739,420.69/822,977,337.61 = 253,350,730.57/x
  3. Step 3: Cross multiply
    548,739,420.69x = 822,977,337.61 × 253,350,730.57
  4. Step 4: Simplify right side
    548,739,420.69x = 208,501,909,727,093,728
  5. Step 5: Solve for x
    x = 208,501,909,727,093,728/548,739,420.69
  6. Step 6: Final answer
    x = 379,965,247.38

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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.