Home / 178,395,955.20-246,291,952.32-112,373,049.60

Finding the Fourth Proportional to 178,395,955.20, 246,291,952.32 and 112,373,049.60

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Solution

The fourth proportional to 178,395,955.20, 246,291,952.32 and 112,373,049.60 is: 155,141,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,395,955.20 : 246,291,952.32 = 112,373,049.60 : x
  2. Step 2: Convert to fraction form
    178,395,955.20/246,291,952.32 = 112,373,049.60/x
  3. Step 3: Cross multiply
    178,395,955.20x = 246,291,952.32 × 112,373,049.60
  4. Step 4: Simplify right side
    178,395,955.20x = 27,676,577,774,136,192
  5. Step 5: Solve for x
    x = 27,676,577,774,136,192/178,395,955.20
  6. Step 6: Final answer
    x = 155,141,285.26

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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.