Home / 1,876,139,905,684-2,588,930,981,971.60-1,052,917,872,172.20

Finding the Fourth Proportional to 1,876,139,905,684, 2,588,930,981,971.60 and 1,052,917,872,172.20

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Solution

The fourth proportional to 1,876,139,905,684, 2,588,930,981,971.60 and 1,052,917,872,172.20 is: 1,452,946,921,751.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,139,905,684 : 2,588,930,981,971.60 = 1,052,917,872,172.20 : x
  2. Step 2: Convert to fraction form
    1,876,139,905,684/2,588,930,981,971.60 = 1,052,917,872,172.20/x
  3. Step 3: Cross multiply
    1,876,139,905,684x = 2,588,930,981,971.60 × 1,052,917,872,172.20
  4. Step 4: Simplify right side
    1,876,139,905,684x = 2,725,931,700,738,221,452,296,192
  5. Step 5: Solve for x
    x = 2,725,931,700,738,221,452,296,192/1,876,139,905,684
  6. Step 6: Final answer
    x = 1,452,946,921,751.24

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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.