Home / 708,968,185.49-977,466,654.89-581,338,627.38

Finding the Fourth Proportional to 708,968,185.49, 977,466,654.89 and 581,338,627.38

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Solution

The fourth proportional to 708,968,185.49, 977,466,654.89 and 581,338,627.38 is: 801,501,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,968,185.49 : 977,466,654.89 = 581,338,627.38 : x
  2. Step 2: Convert to fraction form
    708,968,185.49/977,466,654.89 = 581,338,627.38/x
  3. Step 3: Cross multiply
    708,968,185.49x = 977,466,654.89 × 581,338,627.38
  4. Step 4: Simplify right side
    708,968,185.49x = 568,239,123,466,030,656
  5. Step 5: Solve for x
    x = 568,239,123,466,030,656/708,968,185.49
  6. Step 6: Final answer
    x = 801,501,583.71

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1.5x scale

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.