Home / 103,397,941,524.66-154,879,711,878.48-65,605,063,439.70

Finding the Fourth Proportional to 103,397,941,524.66, 154,879,711,878.48 and 65,605,063,439.70

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Solution

The fourth proportional to 103,397,941,524.66, 154,879,711,878.48 and 65,605,063,439.70 is: 98,269,783,454.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,397,941,524.66 : 154,879,711,878.48 = 65,605,063,439.70 : x
  2. Step 2: Convert to fraction form
    103,397,941,524.66/154,879,711,878.48 = 65,605,063,439.70/x
  3. Step 3: Cross multiply
    103,397,941,524.66x = 154,879,711,878.48 × 65,605,063,439.70
  4. Step 4: Simplify right side
    103,397,941,524.66x = 10,160,893,323,310,138,392,576
  5. Step 5: Solve for x
    x = 10,160,893,323,310,138,392,576/103,397,941,524.66
  6. Step 6: Final answer
    x = 98,269,783,454.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.