Home / 223,157,318.64-334,739,317.04-84,990,556.32

Finding the Fourth Proportional to 223,157,318.64, 334,739,317.04 and 84,990,556.32

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Solution

The fourth proportional to 223,157,318.64, 334,739,317.04 and 84,990,556.32 is: 127,487,106.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,157,318.64 : 334,739,317.04 = 84,990,556.32 : x
  2. Step 2: Convert to fraction form
    223,157,318.64/334,739,317.04 = 84,990,556.32/x
  3. Step 3: Cross multiply
    223,157,318.64x = 334,739,317.04 × 84,990,556.32
  4. Step 4: Simplify right side
    223,157,318.64x = 28,449,680,777,406,456
  5. Step 5: Solve for x
    x = 28,449,680,777,406,456/223,157,318.64
  6. Step 6: Final answer
    x = 127,487,106.18

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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.