Home / 340,157,725.29-469,167,043.03-256,529,380.23

Finding the Fourth Proportional to 340,157,725.29, 469,167,043.03 and 256,529,380.23

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Solution

The fourth proportional to 340,157,725.29, 469,167,043.03 and 256,529,380.23 is: 353,821,541.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,157,725.29 : 469,167,043.03 = 256,529,380.23 : x
  2. Step 2: Convert to fraction form
    340,157,725.29/469,167,043.03 = 256,529,380.23/x
  3. Step 3: Cross multiply
    340,157,725.29x = 469,167,043.03 × 256,529,380.23
  4. Step 4: Simplify right side
    340,157,725.29x = 120,355,130,772,186,304
  5. Step 5: Solve for x
    x = 120,355,130,772,186,304/340,157,725.29
  6. Step 6: Final answer
    x = 353,821,541.67

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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.