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Finding the Third Proportional to 145,429,095 and 311,013,582

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Solution

The third proportional to 145,429,095 and 311,013,582 is: 665,131,335.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,429,095 : 311,013,582 = 311,013,582 : x
  2. Step 2: Convert to fraction form
    145,429,095/311,013,582 = 311,013,582/x
  3. Step 3: Cross multiply
    145,429,095x = 311,013,582 × 311,013,582
  4. Step 4: Simplify right side
    145,429,095x = 96,729,448,188,470,720
  5. Step 5: Solve for x
    x = 96,729,448,188,470,720/145,429,095
  6. Step 6: Final answer
    x = 665,131,335.57

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.