Home / 133,723,751.48-184,565,242.16-86,739,052.68

Finding the Fourth Proportional to 133,723,751.48, 184,565,242.16 and 86,739,052.68

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Solution

The fourth proportional to 133,723,751.48, 184,565,242.16 and 86,739,052.68 is: 119,717,059.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,723,751.48 : 184,565,242.16 = 86,739,052.68 : x
  2. Step 2: Convert to fraction form
    133,723,751.48/184,565,242.16 = 86,739,052.68/x
  3. Step 3: Cross multiply
    133,723,751.48x = 184,565,242.16 × 86,739,052.68
  4. Step 4: Simplify right side
    133,723,751.48x = 16,009,014,262,613,198
  5. Step 5: Solve for x
    x = 16,009,014,262,613,198/133,723,751.48
  6. Step 6: Final answer
    x = 119,717,059.13

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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.