Home / 1,429,662,731.37-2,143,265,890.06-496,864,388.96

Finding the Fourth Proportional to 1,429,662,731.37, 2,143,265,890.06 and 496,864,388.96

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Solution

The fourth proportional to 1,429,662,731.37, 2,143,265,890.06 and 496,864,388.96 is: 744,869,732.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,662,731.37 : 2,143,265,890.06 = 496,864,388.96 : x
  2. Step 2: Convert to fraction form
    1,429,662,731.37/2,143,265,890.06 = 496,864,388.96/x
  3. Step 3: Cross multiply
    1,429,662,731.37x = 2,143,265,890.06 × 496,864,388.96
  4. Step 4: Simplify right side
    1,429,662,731.37x = 1,064,912,496,830,271,744
  5. Step 5: Solve for x
    x = 1,064,912,496,830,271,744/1,429,662,731.37
  6. Step 6: Final answer
    x = 744,869,732.88

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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.