Home / 575,607,542.50-794,340,801.90-311,289,535.54

Finding the Fourth Proportional to 575,607,542.50, 794,340,801.90 and 311,289,535.54

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Solution

The fourth proportional to 575,607,542.50, 794,340,801.90 and 311,289,535.54 is: 429,580,853.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,607,542.50 : 794,340,801.90 = 311,289,535.54 : x
  2. Step 2: Convert to fraction form
    575,607,542.50/794,340,801.90 = 311,289,535.54/x
  3. Step 3: Cross multiply
    575,607,542.50x = 794,340,801.90 × 311,289,535.54
  4. Step 4: Simplify right side
    575,607,542.50x = 247,269,979,283,922,144
  5. Step 5: Solve for x
    x = 247,269,979,283,922,144/575,607,542.50
  6. Step 6: Final answer
    x = 429,580,853.32

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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.