Home / 152,930,027.33-210,988,077.58-100,036,926.59

Finding the Fourth Proportional to 152,930,027.33, 210,988,077.58 and 100,036,926.59

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Solution

The fourth proportional to 152,930,027.33, 210,988,077.58 and 100,036,926.59 is: 138,014,745.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,930,027.33 : 210,988,077.58 = 100,036,926.59 : x
  2. Step 2: Convert to fraction form
    152,930,027.33/210,988,077.58 = 100,036,926.59/x
  3. Step 3: Cross multiply
    152,930,027.33x = 210,988,077.58 × 100,036,926.59
  4. Step 4: Simplify right side
    152,930,027.33x = 21,106,598,827,305,792
  5. Step 5: Solve for x
    x = 21,106,598,827,305,792/152,930,027.33
  6. Step 6: Final answer
    x = 138,014,745.67

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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.