Home / 55,563,334,638.25-76,678,099,167.08-30,189,229,711.20

Finding the Fourth Proportional to 55,563,334,638.25, 76,678,099,167.08 and 30,189,229,711.20

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Solution

The fourth proportional to 55,563,334,638.25, 76,678,099,167.08 and 30,189,229,711.20 is: 41,661,515,901.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,563,334,638.25 : 76,678,099,167.08 = 30,189,229,711.20 : x
  2. Step 2: Convert to fraction form
    55,563,334,638.25/76,678,099,167.08 = 30,189,229,711.20/x
  3. Step 3: Cross multiply
    55,563,334,638.25x = 76,678,099,167.08 × 30,189,229,711.20
  4. Step 4: Simplify right side
    55,563,334,638.25x = 2,314,852,749,572,770,365,440
  5. Step 5: Solve for x
    x = 2,314,852,749,572,770,365,440/55,563,334,638.25
  6. Step 6: Final answer
    x = 41,661,515,901.52

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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.