Home / 1,673,210,009.05-2,509,815,013.58-1,489,543,999.45

Finding the Fourth Proportional to 1,673,210,009.05, 2,509,815,013.58 and 1,489,543,999.45

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Solution

The fourth proportional to 1,673,210,009.05, 2,509,815,013.58 and 1,489,543,999.45 is: 2,234,315,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,210,009.05 : 2,509,815,013.58 = 1,489,543,999.45 : x
  2. Step 2: Convert to fraction form
    1,673,210,009.05/2,509,815,013.58 = 1,489,543,999.45/x
  3. Step 3: Cross multiply
    1,673,210,009.05x = 2,509,815,013.58 × 1,489,543,999.45
  4. Step 4: Simplify right side
    1,673,210,009.05x = 3,738,479,893,200,161,280
  5. Step 5: Solve for x
    x = 3,738,479,893,200,161,280/1,673,210,009.05
  6. Step 6: Final answer
    x = 2,234,315,999.18

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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.