Home / 129,361,973.41-194,036,510.22-47,474,409.16

Finding the Fourth Proportional to 129,361,973.41, 194,036,510.22 and 47,474,409.16

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Solution

The fourth proportional to 129,361,973.41, 194,036,510.22 and 47,474,409.16 is: 71,209,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,361,973.41 : 194,036,510.22 = 47,474,409.16 : x
  2. Step 2: Convert to fraction form
    129,361,973.41/194,036,510.22 = 47,474,409.16/x
  3. Step 3: Cross multiply
    129,361,973.41x = 194,036,510.22 × 47,474,409.16
  4. Step 4: Simplify right side
    129,361,973.41x = 9,211,768,678,162,800
  5. Step 5: Solve for x
    x = 9,211,768,678,162,800/129,361,973.41
  6. Step 6: Final answer
    x = 71,209,246.70

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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.