Home / 82,897,477.80-124,346,216.70-57,388,309.80

Finding the Fourth Proportional to 82,897,477.80, 124,346,216.70 and 57,388,309.80

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Solution

The fourth proportional to 82,897,477.80, 124,346,216.70 and 57,388,309.80 is: 86,082,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,897,477.80 : 124,346,216.70 = 57,388,309.80 : x
  2. Step 2: Convert to fraction form
    82,897,477.80/124,346,216.70 = 57,388,309.80/x
  3. Step 3: Cross multiply
    82,897,477.80x = 124,346,216.70 × 57,388,309.80
  4. Step 4: Simplify right side
    82,897,477.80x = 7,136,019,206,437,533
  5. Step 5: Solve for x
    x = 7,136,019,206,437,533/82,897,477.80
  6. Step 6: Final answer
    x = 86,082,464.70

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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.