Home / 79,011,919,516.62-109,036,556,908.11-42,882,952,496.07

Finding the Fourth Proportional to 79,011,919,516.62, 109,036,556,908.11 and 42,882,952,496.07

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Solution

The fourth proportional to 79,011,919,516.62, 109,036,556,908.11 and 42,882,952,496.07 is: 59,178,533,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,011,919,516.62 : 109,036,556,908.11 = 42,882,952,496.07 : x
  2. Step 2: Convert to fraction form
    79,011,919,516.62/109,036,556,908.11 = 42,882,952,496.07/x
  3. Step 3: Cross multiply
    79,011,919,516.62x = 109,036,556,908.11 × 42,882,952,496.07
  4. Step 4: Simplify right side
    79,011,919,516.62x = 4,675,809,490,225,514,151,936
  5. Step 5: Solve for x
    x = 4,675,809,490,225,514,151,936/79,011,919,516.62
  6. Step 6: Final answer
    x = 59,178,533,047.05

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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.