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Finding the Third Proportional to 1,151,421,402 and 1,683,948,624

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Solution

The third proportional to 1,151,421,402 and 1,683,948,624 is: 2,462,767,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,421,402 : 1,683,948,624 = 1,683,948,624 : x
  2. Step 2: Convert to fraction form
    1,151,421,402/1,683,948,624 = 1,683,948,624/x
  3. Step 3: Cross multiply
    1,151,421,402x = 1,683,948,624 × 1,683,948,624
  4. Step 4: Simplify right side
    1,151,421,402x = 2,835,682,968,271,493,120
  5. Step 5: Solve for x
    x = 2,835,682,968,271,493,120/1,151,421,402
  6. Step 6: Final answer
    x = 2,462,767,292.10

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.