Home / 74,048,191.30-102,137,300.60-47,619,958.42

Finding the Fourth Proportional to 74,048,191.30, 102,137,300.60 and 47,619,958.42

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Solution

The fourth proportional to 74,048,191.30, 102,137,300.60 and 47,619,958.42 is: 65,683,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,048,191.30 : 102,137,300.60 = 47,619,958.42 : x
  2. Step 2: Convert to fraction form
    74,048,191.30/102,137,300.60 = 47,619,958.42/x
  3. Step 3: Cross multiply
    74,048,191.30x = 102,137,300.60 × 47,619,958.42
  4. Step 4: Simplify right side
    74,048,191.30x = 4,863,774,007,703,041
  5. Step 5: Solve for x
    x = 4,863,774,007,703,041/74,048,191.30
  6. Step 6: Final answer
    x = 65,683,900.20

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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.