Home / 567,485,756.55-782,434,590.03-466,661,849.52

Finding the Fourth Proportional to 567,485,756.55, 782,434,590.03 and 466,661,849.52

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Solution

The fourth proportional to 567,485,756.55, 782,434,590.03 and 466,661,849.52 is: 643,421,211.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,485,756.55 : 782,434,590.03 = 466,661,849.52 : x
  2. Step 2: Convert to fraction form
    567,485,756.55/782,434,590.03 = 466,661,849.52/x
  3. Step 3: Cross multiply
    567,485,756.55x = 782,434,590.03 × 466,661,849.52
  4. Step 4: Simplify right side
    567,485,756.55x = 365,132,372,911,822,720
  5. Step 5: Solve for x
    x = 365,132,372,911,822,720/567,485,756.55
  6. Step 6: Final answer
    x = 643,421,211.37

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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.