Home / 37,785,647,957.86-52,143,850,893.10-20,638,497,670.44

Finding the Fourth Proportional to 37,785,647,957.86, 52,143,850,893.10 and 20,638,497,670.44

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Solution

The fourth proportional to 37,785,647,957.86, 52,143,850,893.10 and 20,638,497,670.44 is: 28,480,939,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,785,647,957.86 : 52,143,850,893.10 = 20,638,497,670.44 : x
  2. Step 2: Convert to fraction form
    37,785,647,957.86/52,143,850,893.10 = 20,638,497,670.44/x
  3. Step 3: Cross multiply
    37,785,647,957.86x = 52,143,850,893.10 × 20,638,497,670.44
  4. Step 4: Simplify right side
    37,785,647,957.86x = 1,076,170,745,184,828,260,352
  5. Step 5: Solve for x
    x = 1,076,170,745,184,828,260,352/37,785,647,957.86
  6. Step 6: Final answer
    x = 28,480,939,281.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.