Home / 295,288,066.55-407,509,186.16-169,840,061.21

Finding the Fourth Proportional to 295,288,066.55, 407,509,186.16 and 169,840,061.21

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Solution

The fourth proportional to 295,288,066.55, 407,509,186.16 and 169,840,061.21 is: 234,385,987.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,288,066.55 : 407,509,186.16 = 169,840,061.21 : x
  2. Step 2: Convert to fraction form
    295,288,066.55/407,509,186.16 = 169,840,061.21/x
  3. Step 3: Cross multiply
    295,288,066.55x = 407,509,186.16 × 169,840,061.21
  4. Step 4: Simplify right side
    295,288,066.55x = 69,211,385,121,051,696
  5. Step 5: Solve for x
    x = 69,211,385,121,051,696/295,288,066.55
  6. Step 6: Final answer
    x = 234,385,987.65

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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.