Home / 2,355,070,108.05-3,250,018,243.08-1,297,836,013.68

Finding the Fourth Proportional to 2,355,070,108.05, 3,250,018,243.08 and 1,297,836,013.68

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Solution

The fourth proportional to 2,355,070,108.05, 3,250,018,243.08 and 1,297,836,013.68 is: 1,791,025,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,355,070,108.05 : 3,250,018,243.08 = 1,297,836,013.68 : x
  2. Step 2: Convert to fraction form
    2,355,070,108.05/3,250,018,243.08 = 1,297,836,013.68/x
  3. Step 3: Cross multiply
    2,355,070,108.05x = 3,250,018,243.08 × 1,297,836,013.68
  4. Step 4: Simplify right side
    2,355,070,108.05x = 4,217,990,720,986,224,640
  5. Step 5: Solve for x
    x = 4,217,990,720,986,224,640/2,355,070,108.05
  6. Step 6: Final answer
    x = 1,791,025,543.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.