Home / 613,556,245,157.05-846,733,767,371.30-342,894,598,057.78

Finding the Fourth Proportional to 613,556,245,157.05, 846,733,767,371.30 and 342,894,598,057.78

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Solution

The fourth proportional to 613,556,245,157.05, 846,733,767,371.30 and 342,894,598,057.78 is: 473,209,159,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,556,245,157.05 : 846,733,767,371.30 = 342,894,598,057.78 : x
  2. Step 2: Convert to fraction form
    613,556,245,157.05/846,733,767,371.30 = 342,894,598,057.78/x
  3. Step 3: Cross multiply
    613,556,245,157.05x = 846,733,767,371.30 × 342,894,598,057.78
  4. Step 4: Simplify right side
    613,556,245,157.05x = 290,340,434,824,731,757,117,440
  5. Step 5: Solve for x
    x = 290,340,434,824,731,757,117,440/613,556,245,157.05
  6. Step 6: Final answer
    x = 473,209,159,089.26

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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.