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Finding the Third Proportional to 145,624,292 and 312,859,950

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Solution

The third proportional to 145,624,292 and 312,859,950 is: 672,149,865.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,624,292 : 312,859,950 = 312,859,950 : x
  2. Step 2: Convert to fraction form
    145,624,292/312,859,950 = 312,859,950/x
  3. Step 3: Cross multiply
    145,624,292x = 312,859,950 × 312,859,950
  4. Step 4: Simplify right side
    145,624,292x = 97,881,348,314,002,496
  5. Step 5: Solve for x
    x = 97,881,348,314,002,496/145,624,292
  6. Step 6: Final answer
    x = 672,149,865.72

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.