Home / 162,540,369.72-224,241,861.78-92,888,385.48

Finding the Fourth Proportional to 162,540,369.72, 224,241,861.78 and 92,888,385.48

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Solution

The fourth proportional to 162,540,369.72, 224,241,861.78 and 92,888,385.48 is: 128,149,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,540,369.72 : 224,241,861.78 = 92,888,385.48 : x
  2. Step 2: Convert to fraction form
    162,540,369.72/224,241,861.78 = 92,888,385.48/x
  3. Step 3: Cross multiply
    162,540,369.72x = 224,241,861.78 × 92,888,385.48
  4. Step 4: Simplify right side
    162,540,369.72x = 20,829,464,497,773,520
  5. Step 5: Solve for x
    x = 20,829,464,497,773,520/162,540,369.72
  6. Step 6: Final answer
    x = 128,149,483.93

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1.5x scale

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.