Home / 5,329,315,115.72-7,995,198,653.91-1,788,526,417.26

Finding the Fourth Proportional to 5,329,315,115.72, 7,995,198,653.91 and 1,788,526,417.26

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Solution

The fourth proportional to 5,329,315,115.72, 7,995,198,653.91 and 1,788,526,417.26 is: 2,683,201,066.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329,315,115.72 : 7,995,198,653.91 = 1,788,526,417.26 : x
  2. Step 2: Convert to fraction form
    5,329,315,115.72/7,995,198,653.91 = 1,788,526,417.26/x
  3. Step 3: Cross multiply
    5,329,315,115.72x = 7,995,198,653.91 × 1,788,526,417.26
  4. Step 4: Simplify right side
    5,329,315,115.72x = 14,299,624,003,759,626,240
  5. Step 5: Solve for x
    x = 14,299,624,003,759,626,240/5,329,315,115.72
  6. Step 6: Final answer
    x = 2,683,201,066.79

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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.