Home / 448,094,099.44-618,354,579.72-247,158,935.20

Finding the Fourth Proportional to 448,094,099.44, 618,354,579.72 and 247,158,935.20

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Solution

The fourth proportional to 448,094,099.44, 618,354,579.72 and 247,158,935.20 is: 341,070,903.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,094,099.44 : 618,354,579.72 = 247,158,935.20 : x
  2. Step 2: Convert to fraction form
    448,094,099.44/618,354,579.72 = 247,158,935.20/x
  3. Step 3: Cross multiply
    448,094,099.44x = 618,354,579.72 × 247,158,935.20
  4. Step 4: Simplify right side
    448,094,099.44x = 152,831,859,499,638,720
  5. Step 5: Solve for x
    x = 152,831,859,499,638,720/448,094,099.44
  6. Step 6: Final answer
    x = 341,070,903.84

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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.