Home / 51,715,308,946.86-71,368,887,245.83-30,011,771,015.29

Finding the Fourth Proportional to 51,715,308,946.86, 71,368,887,245.83 and 30,011,771,015.29

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Solution

The fourth proportional to 51,715,308,946.86, 71,368,887,245.83 and 30,011,771,015.29 is: 41,417,265,897.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,715,308,946.86 : 71,368,887,245.83 = 30,011,771,015.29 : x
  2. Step 2: Convert to fraction form
    51,715,308,946.86/71,368,887,245.83 = 30,011,771,015.29/x
  3. Step 3: Cross multiply
    51,715,308,946.86x = 71,368,887,245.83 × 30,011,771,015.29
  4. Step 4: Simplify right side
    51,715,308,946.86x = 2,141,906,701,637,750,882,304
  5. Step 5: Solve for x
    x = 2,141,906,701,637,750,882,304/51,715,308,946.86
  6. Step 6: Final answer
    x = 41,417,265,897.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.