Home / 19,172,064,000.40-28,758,096,000.60-9,363,703,757.20

Finding the Fourth Proportional to 19,172,064,000.40, 28,758,096,000.60 and 9,363,703,757.20

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Solution

The fourth proportional to 19,172,064,000.40, 28,758,096,000.60 and 9,363,703,757.20 is: 14,045,555,635.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,064,000.40 : 28,758,096,000.60 = 9,363,703,757.20 : x
  2. Step 2: Convert to fraction form
    19,172,064,000.40/28,758,096,000.60 = 9,363,703,757.20/x
  3. Step 3: Cross multiply
    19,172,064,000.40x = 28,758,096,000.60 × 9,363,703,757.20
  4. Step 4: Simplify right side
    19,172,064,000.40x = 269,282,291,570,736,529,408
  5. Step 5: Solve for x
    x = 269,282,291,570,736,529,408/19,172,064,000.40
  6. Step 6: Final answer
    x = 14,045,555,635.80

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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.