Home / 186,628,867.20-279,943,300.80-58,978,051.20

Finding the Fourth Proportional to 186,628,867.20, 279,943,300.80 and 58,978,051.20

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Solution

The fourth proportional to 186,628,867.20, 279,943,300.80 and 58,978,051.20 is: 88,467,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,628,867.20 : 279,943,300.80 = 58,978,051.20 : x
  2. Step 2: Convert to fraction form
    186,628,867.20/279,943,300.80 = 58,978,051.20/x
  3. Step 3: Cross multiply
    186,628,867.20x = 279,943,300.80 × 58,978,051.20
  4. Step 4: Simplify right side
    186,628,867.20x = 16,510,510,327,679,402
  5. Step 5: Solve for x
    x = 16,510,510,327,679,402/186,628,867.20
  6. Step 6: Final answer
    x = 88,467,076.80

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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.