Home / 28,163,134,312.80-42,244,701,469.20-23,617,400,575.20

Finding the Fourth Proportional to 28,163,134,312.80, 42,244,701,469.20 and 23,617,400,575.20

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Solution

The fourth proportional to 28,163,134,312.80, 42,244,701,469.20 and 23,617,400,575.20 is: 35,426,100,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,163,134,312.80 : 42,244,701,469.20 = 23,617,400,575.20 : x
  2. Step 2: Convert to fraction form
    28,163,134,312.80/42,244,701,469.20 = 23,617,400,575.20/x
  3. Step 3: Cross multiply
    28,163,134,312.80x = 42,244,701,469.20 × 23,617,400,575.20
  4. Step 4: Simplify right side
    28,163,134,312.80x = 997,710,036,777,836,347,392
  5. Step 5: Solve for x
    x = 997,710,036,777,836,347,392/28,163,134,312.80
  6. Step 6: Final answer
    x = 35,426,100,862.80

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Double scale
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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.