Home / 220,739,858,482.06-304,677,682,431.52-143,769,501,437.45

Finding the Fourth Proportional to 220,739,858,482.06, 304,677,682,431.52 and 143,769,501,437.45

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Solution

The fourth proportional to 220,739,858,482.06, 304,677,682,431.52 and 143,769,501,437.45 is: 198,438,826,605.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,739,858,482.06 : 304,677,682,431.52 = 143,769,501,437.45 : x
  2. Step 2: Convert to fraction form
    220,739,858,482.06/304,677,682,431.52 = 143,769,501,437.45/x
  3. Step 3: Cross multiply
    220,739,858,482.06x = 304,677,682,431.52 × 143,769,501,437.45
  4. Step 4: Simplify right side
    220,739,858,482.06x = 43,803,358,502,297,354,108,928
  5. Step 5: Solve for x
    x = 43,803,358,502,297,354,108,928/220,739,858,482.06
  6. Step 6: Final answer
    x = 198,438,826,605.74

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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.