Home / 129,380,000.40-194,014,013.40-52,677,536.40

Finding the Fourth Proportional to 129,380,000.40, 194,014,013.40 and 52,677,536.40

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Solution

The fourth proportional to 129,380,000.40, 194,014,013.40 and 52,677,536.40 is: 78,993,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,380,000.40 : 194,014,013.40 = 52,677,536.40 : x
  2. Step 2: Convert to fraction form
    129,380,000.40/194,014,013.40 = 52,677,536.40/x
  3. Step 3: Cross multiply
    129,380,000.40x = 194,014,013.40 × 52,677,536.40
  4. Step 4: Simplify right side
    129,380,000.40x = 10,220,180,252,988,588
  5. Step 5: Solve for x
    x = 10,220,180,252,988,588/129,380,000.40
  6. Step 6: Final answer
    x = 78,993,509.21

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1.5x scale

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.