Home / 147,089,530.08-202,968,530.22-90,565,300.08

Finding the Fourth Proportional to 147,089,530.08, 202,968,530.22 and 90,565,300.08

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Solution

The fourth proportional to 147,089,530.08, 202,968,530.22 and 90,565,300.08 is: 124,970,865.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,089,530.08 : 202,968,530.22 = 90,565,300.08 : x
  2. Step 2: Convert to fraction form
    147,089,530.08/202,968,530.22 = 90,565,300.08/x
  3. Step 3: Cross multiply
    147,089,530.08x = 202,968,530.22 × 90,565,300.08
  4. Step 4: Simplify right side
    147,089,530.08x = 18,381,905,846,170,848
  5. Step 5: Solve for x
    x = 18,381,905,846,170,848/147,089,530.08
  6. Step 6: Final answer
    x = 124,970,865.27

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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.