Home / 121,242,332.35-181,892,181.03-39,361,052.35

Finding the Fourth Proportional to 121,242,332.35, 181,892,181.03 and 39,361,052.35

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Solution

The fourth proportional to 121,242,332.35, 181,892,181.03 and 39,361,052.35 is: 59,050,890.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,242,332.35 : 181,892,181.03 = 39,361,052.35 : x
  2. Step 2: Convert to fraction form
    121,242,332.35/181,892,181.03 = 39,361,052.35/x
  3. Step 3: Cross multiply
    121,242,332.35x = 181,892,181.03 × 39,361,052.35
  4. Step 4: Simplify right side
    121,242,332.35x = 7,159,467,659,577,507
  5. Step 5: Solve for x
    x = 7,159,467,659,577,507/121,242,332.35
  6. Step 6: Final answer
    x = 59,050,890.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.