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Finding the Third Proportional to 28,315,931,454 and 61,344,885,641.63

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Solution

The third proportional to 28,315,931,454 and 61,344,885,641.63 is: 132,900,272,078.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,315,931,454 : 61,344,885,641.63 = 61,344,885,641.63 : x
  2. Step 2: Convert to fraction form
    28,315,931,454/61,344,885,641.63 = 61,344,885,641.63/x
  3. Step 3: Cross multiply
    28,315,931,454x = 61,344,885,641.63 × 61,344,885,641.63
  4. Step 4: Simplify right side
    28,315,931,454x = 3,763,194,994,384,049,274,880
  5. Step 5: Solve for x
    x = 3,763,194,994,384,049,274,880/28,315,931,454
  6. Step 6: Final answer
    x = 132,900,272,078.19

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.