Home / 214,287,066.66-295,779,086.55-139,958,990.22

Finding the Fourth Proportional to 214,287,066.66, 295,779,086.55 and 139,958,990.22

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Solution

The fourth proportional to 214,287,066.66, 295,779,086.55 and 139,958,990.22 is: 193,184,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,287,066.66 : 295,779,086.55 = 139,958,990.22 : x
  2. Step 2: Convert to fraction form
    214,287,066.66/295,779,086.55 = 139,958,990.22/x
  3. Step 3: Cross multiply
    214,287,066.66x = 295,779,086.55 × 139,958,990.22
  4. Step 4: Simplify right side
    214,287,066.66x = 41,396,942,281,731,984
  5. Step 5: Solve for x
    x = 41,396,942,281,731,984/214,287,066.66
  6. Step 6: Final answer
    x = 193,184,511.45

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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.