Home / 169,545,053.98-253,977,067.70-77,301,904.67

Finding the Fourth Proportional to 169,545,053.98, 253,977,067.70 and 77,301,904.67

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Solution

The fourth proportional to 169,545,053.98, 253,977,067.70 and 77,301,904.67 is: 115,797,604.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,545,053.98 : 253,977,067.70 = 77,301,904.67 : x
  2. Step 2: Convert to fraction form
    169,545,053.98/253,977,067.70 = 77,301,904.67/x
  3. Step 3: Cross multiply
    169,545,053.98x = 253,977,067.70 × 77,301,904.67
  4. Step 4: Simplify right side
    169,545,053.98x = 19,632,911,075,325,028
  5. Step 5: Solve for x
    x = 19,632,911,075,325,028/169,545,053.98
  6. Step 6: Final answer
    x = 115,797,604.32

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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.