Home / 329,549,150.40-494,323,725.60-253,257,259.20

Finding the Fourth Proportional to 329,549,150.40, 494,323,725.60 and 253,257,259.20

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Solution

The fourth proportional to 329,549,150.40, 494,323,725.60 and 253,257,259.20 is: 379,885,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,549,150.40 : 494,323,725.60 = 253,257,259.20 : x
  2. Step 2: Convert to fraction form
    329,549,150.40/494,323,725.60 = 253,257,259.20/x
  3. Step 3: Cross multiply
    329,549,150.40x = 494,323,725.60 × 253,257,259.20
  4. Step 4: Simplify right side
    329,549,150.40x = 125,191,071,902,988,880
  5. Step 5: Solve for x
    x = 125,191,071,902,988,880/329,549,150.40
  6. Step 6: Final answer
    x = 379,885,888.80

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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.