Home / 86,643,762.48-119,499,517.08-73,634,086.80

Finding the Fourth Proportional to 86,643,762.48, 119,499,517.08 and 73,634,086.80

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Solution

The fourth proportional to 86,643,762.48, 119,499,517.08 and 73,634,086.80 is: 101,556,506.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,643,762.48 : 119,499,517.08 = 73,634,086.80 : x
  2. Step 2: Convert to fraction form
    86,643,762.48/119,499,517.08 = 73,634,086.80/x
  3. Step 3: Cross multiply
    86,643,762.48x = 119,499,517.08 × 73,634,086.80
  4. Step 4: Simplify right side
    86,643,762.48x = 8,799,237,813,226,802
  5. Step 5: Solve for x
    x = 8,799,237,813,226,802/86,643,762.48
  6. Step 6: Final answer
    x = 101,556,506.34

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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.