Home / 66,434,734.20-99,652,101.30-49,428,622.20

Finding the Fourth Proportional to 66,434,734.20, 99,652,101.30 and 49,428,622.20

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Solution

The fourth proportional to 66,434,734.20, 99,652,101.30 and 49,428,622.20 is: 74,142,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,734.20 : 99,652,101.30 = 49,428,622.20 : x
  2. Step 2: Convert to fraction form
    66,434,734.20/99,652,101.30 = 49,428,622.20/x
  3. Step 3: Cross multiply
    66,434,734.20x = 99,652,101.30 × 49,428,622.20
  4. Step 4: Simplify right side
    66,434,734.20x = 4,925,666,066,593,829
  5. Step 5: Solve for x
    x = 4,925,666,066,593,829/66,434,734.20
  6. Step 6: Final answer
    x = 74,142,933.30

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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.