Home / 503,576,036.40-755,364,054.60-298,998,807.60

Finding the Fourth Proportional to 503,576,036.40, 755,364,054.60 and 298,998,807.60

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Solution

The fourth proportional to 503,576,036.40, 755,364,054.60 and 298,998,807.60 is: 448,498,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,576,036.40 : 755,364,054.60 = 298,998,807.60 : x
  2. Step 2: Convert to fraction form
    503,576,036.40/755,364,054.60 = 298,998,807.60/x
  3. Step 3: Cross multiply
    503,576,036.40x = 755,364,054.60 × 298,998,807.60
  4. Step 4: Simplify right side
    503,576,036.40x = 225,852,951,629,301,312
  5. Step 5: Solve for x
    x = 225,852,951,629,301,312/503,576,036.40
  6. Step 6: Final answer
    x = 448,498,211.40

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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.