Home / 372,306,872.64-554,065,242.12-359,893,518.96

Finding the Fourth Proportional to 372,306,872.64, 554,065,242.12 and 359,893,518.96

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Solution

The fourth proportional to 372,306,872.64, 554,065,242.12 and 359,893,518.96 is: 535,591,750.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,306,872.64 : 554,065,242.12 = 359,893,518.96 : x
  2. Step 2: Convert to fraction form
    372,306,872.64/554,065,242.12 = 359,893,518.96/x
  3. Step 3: Cross multiply
    372,306,872.64x = 554,065,242.12 × 359,893,518.96
  4. Step 4: Simplify right side
    372,306,872.64x = 199,404,489,719,991,200
  5. Step 5: Solve for x
    x = 199,404,489,719,991,200/372,306,872.64
  6. Step 6: Final answer
    x = 535,591,750.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.