Home / 129,448,912.40-194,173,368.60-33,710,800.40

Finding the Fourth Proportional to 129,448,912.40, 194,173,368.60 and 33,710,800.40

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Solution

The fourth proportional to 129,448,912.40, 194,173,368.60 and 33,710,800.40 is: 50,566,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,448,912.40 : 194,173,368.60 = 33,710,800.40 : x
  2. Step 2: Convert to fraction form
    129,448,912.40/194,173,368.60 = 33,710,800.40/x
  3. Step 3: Cross multiply
    129,448,912.40x = 194,173,368.60 × 33,710,800.40
  4. Step 4: Simplify right side
    129,448,912.40x = 6,545,739,671,870,227
  5. Step 5: Solve for x
    x = 6,545,739,671,870,227/129,448,912.40
  6. Step 6: Final answer
    x = 50,566,200.60

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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.