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Finding the Third Proportional to 37,984,964 and 77,312,340

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Solution

The third proportional to 37,984,964 and 77,312,340 is: 157,356,945.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,984,964 : 77,312,340 = 77,312,340 : x
  2. Step 2: Convert to fraction form
    37,984,964/77,312,340 = 77,312,340/x
  3. Step 3: Cross multiply
    37,984,964x = 77,312,340 × 77,312,340
  4. Step 4: Simplify right side
    37,984,964x = 5,977,197,916,275,600
  5. Step 5: Solve for x
    x = 5,977,197,916,275,600/37,984,964
  6. Step 6: Final answer
    x = 157,356,945.67

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.