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Finding the Fourth Proportional to 92,302,401.60, 138,453,602.40 and 46,952,769.60

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Solution

The fourth proportional to 92,302,401.60, 138,453,602.40 and 46,952,769.60 is: 70,429,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,302,401.60 : 138,453,602.40 = 46,952,769.60 : x
  2. Step 2: Convert to fraction form
    92,302,401.60/138,453,602.40 = 46,952,769.60/x
  3. Step 3: Cross multiply
    92,302,401.60x = 138,453,602.40 × 46,952,769.60
  4. Step 4: Simplify right side
    92,302,401.60x = 6,500,780,093,777,208
  5. Step 5: Solve for x
    x = 6,500,780,093,777,208/92,302,401.60
  6. Step 6: Final answer
    x = 70,429,154.40

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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.