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Finding the Third Proportional to 372,013,715 and 612,559,492.50

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Solution

The third proportional to 372,013,715 and 612,559,492.50 is: 1,008,643,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,013,715 : 612,559,492.50 = 612,559,492.50 : x
  2. Step 2: Convert to fraction form
    372,013,715/612,559,492.50 = 612,559,492.50/x
  3. Step 3: Cross multiply
    372,013,715x = 612,559,492.50 × 612,559,492.50
  4. Step 4: Simplify right side
    372,013,715x = 375,229,131,851,857,536
  5. Step 5: Solve for x
    x = 375,229,131,851,857,536/372,013,715
  6. Step 6: Final answer
    x = 1,008,643,275.03

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.