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Finding the Fourth Proportional to 45,306,031.35, 67,959,047.03 and 45,306,031.35

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Solution

The fourth proportional to 45,306,031.35, 67,959,047.03 and 45,306,031.35 is: 67,959,047.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,306,031.35 : 67,959,047.03 = 45,306,031.35 : x
  2. Step 2: Convert to fraction form
    45,306,031.35/67,959,047.03 = 45,306,031.35/x
  3. Step 3: Cross multiply
    45,306,031.35x = 67,959,047.03 × 45,306,031.35
  4. Step 4: Simplify right side
    45,306,031.35x = 3,078,954,715,030,774.50
  5. Step 5: Solve for x
    x = 3,078,954,715,030,774.50/45,306,031.35
  6. Step 6: Final answer
    x = 67,959,047.03

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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.