Home / 400,757,554.32-601,342,015.18-190,905,893.88

Finding the Fourth Proportional to 400,757,554.32, 601,342,015.18 and 190,905,893.88

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Solution

The fourth proportional to 400,757,554.32, 601,342,015.18 and 190,905,893.88 is: 286,456,820.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,757,554.32 : 601,342,015.18 = 190,905,893.88 : x
  2. Step 2: Convert to fraction form
    400,757,554.32/601,342,015.18 = 190,905,893.88/x
  3. Step 3: Cross multiply
    400,757,554.32x = 601,342,015.18 × 190,905,893.88
  4. Step 4: Simplify right side
    400,757,554.32x = 114,799,734,935,538,416
  5. Step 5: Solve for x
    x = 114,799,734,935,538,416/400,757,554.32
  6. Step 6: Final answer
    x = 286,456,820.83

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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.