Home / 237,174,730.32-355,823,428.72-138,889,440.48

Finding the Fourth Proportional to 237,174,730.32, 355,823,428.72 and 138,889,440.48

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Solution

The fourth proportional to 237,174,730.32, 355,823,428.72 and 138,889,440.48 is: 208,370,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,174,730.32 : 355,823,428.72 = 138,889,440.48 : x
  2. Step 2: Convert to fraction form
    237,174,730.32/355,823,428.72 = 138,889,440.48/x
  3. Step 3: Cross multiply
    237,174,730.32x = 355,823,428.72 × 138,889,440.48
  4. Step 4: Simplify right side
    237,174,730.32x = 49,420,116,924,595,960
  5. Step 5: Solve for x
    x = 49,420,116,924,595,960/237,174,730.32
  6. Step 6: Final answer
    x = 208,370,077.44

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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.