Home / 230,881,659.60-346,322,489.40-210,054,421.20

Finding the Fourth Proportional to 230,881,659.60, 346,322,489.40 and 210,054,421.20

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Solution

The fourth proportional to 230,881,659.60, 346,322,489.40 and 210,054,421.20 is: 315,081,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,881,659.60 : 346,322,489.40 = 210,054,421.20 : x
  2. Step 2: Convert to fraction form
    230,881,659.60/346,322,489.40 = 210,054,421.20/x
  3. Step 3: Cross multiply
    230,881,659.60x = 346,322,489.40 × 210,054,421.20
  4. Step 4: Simplify right side
    230,881,659.60x = 72,746,570,059,460,128
  5. Step 5: Solve for x
    x = 72,746,570,059,460,128/230,881,659.60
  6. Step 6: Final answer
    x = 315,081,631.80

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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.