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Finding the Fourth Proportional to 59,798,930.40, 83,775,189.60 and 59,798,930.40

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Solution

The fourth proportional to 59,798,930.40, 83,775,189.60 and 59,798,930.40 is: 83,775,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,798,930.40 : 83,775,189.60 = 59,798,930.40 : x
  2. Step 2: Convert to fraction form
    59,798,930.40/83,775,189.60 = 59,798,930.40/x
  3. Step 3: Cross multiply
    59,798,930.40x = 83,775,189.60 × 59,798,930.40
  4. Step 4: Simplify right side
    59,798,930.40x = 5,009,666,732,137,203
  5. Step 5: Solve for x
    x = 5,009,666,732,137,203/59,798,930.40
  6. Step 6: Final answer
    x = 83,775,189.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.