Home / 12,423,867,874.70-18,638,419,456.35-4,029,118,931.59

Finding the Fourth Proportional to 12,423,867,874.70, 18,638,419,456.35 and 4,029,118,931.59

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Solution

The fourth proportional to 12,423,867,874.70, 18,638,419,456.35 and 4,029,118,931.59 is: 6,044,527,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,423,867,874.70 : 18,638,419,456.35 = 4,029,118,931.59 : x
  2. Step 2: Convert to fraction form
    12,423,867,874.70/18,638,419,456.35 = 4,029,118,931.59/x
  3. Step 3: Cross multiply
    12,423,867,874.70x = 18,638,419,456.35 × 4,029,118,931.59
  4. Step 4: Simplify right side
    12,423,867,874.70x = 75,096,408,686,448,574,464
  5. Step 5: Solve for x
    x = 75,096,408,686,448,574,464/12,423,867,874.70
  6. Step 6: Final answer
    x = 6,044,527,311.77

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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.