Home / 348,089,175-480,372,149.70-191,460,390.30

Finding the Fourth Proportional to 348,089,175, 480,372,149.70 and 191,460,390.30

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Solution

The fourth proportional to 348,089,175, 480,372,149.70 and 191,460,390.30 is: 264,220,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,089,175 : 480,372,149.70 = 191,460,390.30 : x
  2. Step 2: Convert to fraction form
    348,089,175/480,372,149.70 = 191,460,390.30/x
  3. Step 3: Cross multiply
    348,089,175x = 480,372,149.70 × 191,460,390.30
  4. Step 4: Simplify right side
    348,089,175x = 91,972,239,270,812,032
  5. Step 5: Solve for x
    x = 91,972,239,270,812,032/348,089,175
  6. Step 6: Final answer
    x = 264,220,337.42

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1.5x scale

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.