Home / 263,341,375.78-363,273,316.27-162,837,681.43

Finding the Fourth Proportional to 263,341,375.78, 363,273,316.27 and 162,837,681.43

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Solution

The fourth proportional to 263,341,375.78, 363,273,316.27 and 162,837,681.43 is: 224,630,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,341,375.78 : 363,273,316.27 = 162,837,681.43 : x
  2. Step 2: Convert to fraction form
    263,341,375.78/363,273,316.27 = 162,837,681.43/x
  3. Step 3: Cross multiply
    263,341,375.78x = 363,273,316.27 × 162,837,681.43
  4. Step 4: Simplify right side
    263,341,375.78x = 59,154,584,546,793,896
  5. Step 5: Solve for x
    x = 59,154,584,546,793,896/263,341,375.78
  6. Step 6: Final answer
    x = 224,630,802.40

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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.