Home / 162,877,042.95-224,768,735.64-121,247,274.39

Finding the Fourth Proportional to 162,877,042.95, 224,768,735.64 and 121,247,274.39

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Solution

The fourth proportional to 162,877,042.95, 224,768,735.64 and 121,247,274.39 is: 167,320,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,877,042.95 : 224,768,735.64 = 121,247,274.39 : x
  2. Step 2: Convert to fraction form
    162,877,042.95/224,768,735.64 = 121,247,274.39/x
  3. Step 3: Cross multiply
    162,877,042.95x = 224,768,735.64 × 121,247,274.39
  4. Step 4: Simplify right side
    162,877,042.95x = 27,252,596,564,436,452
  5. Step 5: Solve for x
    x = 27,252,596,564,436,452/162,877,042.95
  6. Step 6: Final answer
    x = 167,320,059.79

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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.