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Finding the Fourth Proportional to 573,003,071.60, 859,504,607.40 and 204,714,458.60

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Solution

The fourth proportional to 573,003,071.60, 859,504,607.40 and 204,714,458.60 is: 307,071,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,003,071.60 : 859,504,607.40 = 204,714,458.60 : x
  2. Step 2: Convert to fraction form
    573,003,071.60/859,504,607.40 = 204,714,458.60/x
  3. Step 3: Cross multiply
    573,003,071.60x = 859,504,607.40 × 204,714,458.60
  4. Step 4: Simplify right side
    573,003,071.60x = 175,953,020,368,096,544
  5. Step 5: Solve for x
    x = 175,953,020,368,096,544/573,003,071.60
  6. Step 6: Final answer
    x = 307,071,687.90

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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.