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Finding the Third Proportional to 70,902,522,740.25 and 153,125,759,920.50

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Solution

The third proportional to 70,902,522,740.25 and 153,125,759,920.50 is: 330,700,480,674.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,902,522,740.25 : 153,125,759,920.50 = 153,125,759,920.50 : x
  2. Step 2: Convert to fraction form
    70,902,522,740.25/153,125,759,920.50 = 153,125,759,920.50/x
  3. Step 3: Cross multiply
    70,902,522,740.25x = 153,125,759,920.50 × 153,125,759,920.50
  4. Step 4: Simplify right side
    70,902,522,740.25x = 23,447,498,351,230,603,755,520
  5. Step 5: Solve for x
    x = 23,447,498,351,230,603,755,520/70,902,522,740.25
  6. Step 6: Final answer
    x = 330,700,480,674.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.