Home / 89,571,079,431.86-123,607,254,240.56-48,925,975,352.76

Finding the Fourth Proportional to 89,571,079,431.86, 123,607,254,240.56 and 48,925,975,352.76

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Solution

The fourth proportional to 89,571,079,431.86, 123,607,254,240.56 and 48,925,975,352.76 is: 67,517,389,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,571,079,431.86 : 123,607,254,240.56 = 48,925,975,352.76 : x
  2. Step 2: Convert to fraction form
    89,571,079,431.86/123,607,254,240.56 = 48,925,975,352.76/x
  3. Step 3: Cross multiply
    89,571,079,431.86x = 123,607,254,240.56 × 48,925,975,352.76
  4. Step 4: Simplify right side
    89,571,079,431.86x = 6,047,605,474,395,977,416,704
  5. Step 5: Solve for x
    x = 6,047,605,474,395,977,416,704/89,571,079,431.86
  6. Step 6: Final answer
    x = 67,517,389,683.76

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Double scale
Find fourth proportional to 89,571,079,432.86, 123,607,254,241.94 and 48,925,975,353.76
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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.