Home / 572,943,947.55-858,538,751.37-385,503,614.87

Finding the Fourth Proportional to 572,943,947.55, 858,538,751.37 and 385,503,614.87

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Solution

The fourth proportional to 572,943,947.55, 858,538,751.37 and 385,503,614.87 is: 577,665,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,943,947.55 : 858,538,751.37 = 385,503,614.87 : x
  2. Step 2: Convert to fraction form
    572,943,947.55/858,538,751.37 = 385,503,614.87/x
  3. Step 3: Cross multiply
    572,943,947.55x = 858,538,751.37 × 385,503,614.87
  4. Step 4: Simplify right side
    572,943,947.55x = 330,969,792,159,111,168
  5. Step 5: Solve for x
    x = 330,969,792,159,111,168/572,943,947.55
  6. Step 6: Final answer
    x = 577,665,221.13

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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.