Home / 132,889,639.20-199,295,137.20-52,064,090.40

Finding the Fourth Proportional to 132,889,639.20, 199,295,137.20 and 52,064,090.40

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Solution

The fourth proportional to 132,889,639.20, 199,295,137.20 and 52,064,090.40 is: 78,080,730.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,889,639.20 : 199,295,137.20 = 52,064,090.40 : x
  2. Step 2: Convert to fraction form
    132,889,639.20/199,295,137.20 = 52,064,090.40/x
  3. Step 3: Cross multiply
    132,889,639.20x = 199,295,137.20 × 52,064,090.40
  4. Step 4: Simplify right side
    132,889,639.20x = 10,376,120,039,461,202
  5. Step 5: Solve for x
    x = 10,376,120,039,461,202/132,889,639.20
  6. Step 6: Final answer
    x = 78,080,730.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.