Home / 135,204,955.83-186,592,860.90-75,672,206.01

Finding the Fourth Proportional to 135,204,955.83, 186,592,860.90 and 75,672,206.01

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Solution

The fourth proportional to 135,204,955.83, 186,592,860.90 and 75,672,206.01 is: 104,433,253.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,204,955.83 : 186,592,860.90 = 75,672,206.01 : x
  2. Step 2: Convert to fraction form
    135,204,955.83/186,592,860.90 = 75,672,206.01/x
  3. Step 3: Cross multiply
    135,204,955.83x = 186,592,860.90 × 75,672,206.01
  4. Step 4: Simplify right side
    135,204,955.83x = 14,119,893,410,020,076
  5. Step 5: Solve for x
    x = 14,119,893,410,020,076/135,204,955.83
  6. Step 6: Final answer
    x = 104,433,253.38

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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.