Home / 45,493,758,890.55-68,240,638,335.83-20,698,847,594.55

Finding the Fourth Proportional to 45,493,758,890.55, 68,240,638,335.83 and 20,698,847,594.55

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Solution

The fourth proportional to 45,493,758,890.55, 68,240,638,335.83 and 20,698,847,594.55 is: 31,048,271,391.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493,758,890.55 : 68,240,638,335.83 = 20,698,847,594.55 : x
  2. Step 2: Convert to fraction form
    45,493,758,890.55/68,240,638,335.83 = 20,698,847,594.55/x
  3. Step 3: Cross multiply
    45,493,758,890.55x = 68,240,638,335.83 × 20,698,847,594.55
  4. Step 4: Simplify right side
    45,493,758,890.55x = 1,412,502,572,668,047,589,376
  5. Step 5: Solve for x
    x = 1,412,502,572,668,047,589,376/45,493,758,890.55
  6. Step 6: Final answer
    x = 31,048,271,391.83

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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.