Home / 1,259,610,989,487-1,738,262,042,325-711,017,766,641.38

Finding the Fourth Proportional to 1,259,610,989,487, 1,738,262,042,325 and 711,017,766,641.38

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Solution

The fourth proportional to 1,259,610,989,487, 1,738,262,042,325 and 711,017,766,641.38 is: 981,203,883,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,610,989,487 : 1,738,262,042,325 = 711,017,766,641.38 : x
  2. Step 2: Convert to fraction form
    1,259,610,989,487/1,738,262,042,325 = 711,017,766,641.38/x
  3. Step 3: Cross multiply
    1,259,610,989,487x = 1,738,262,042,325 × 711,017,766,641.38
  4. Step 4: Simplify right side
    1,259,610,989,487x = 1,235,935,195,171,405,445,464,064
  5. Step 5: Solve for x
    x = 1,235,935,195,171,405,445,464,064/1,259,610,989,487
  6. Step 6: Final answer
    x = 981,203,883,966.40

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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.