Home / 1,664,988,893,625.30-2,496,998,833,086.40-644,878,904,966.68

Finding the Fourth Proportional to 1,664,988,893,625.30, 2,496,998,833,086.40 and 644,878,904,966.68

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Solution

The fourth proportional to 1,664,988,893,625.30, 2,496,998,833,086.40 and 644,878,904,966.68 is: 967,130,699,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,988,893,625.30 : 2,496,998,833,086.40 = 644,878,904,966.68 : x
  2. Step 2: Convert to fraction form
    1,664,988,893,625.30/2,496,998,833,086.40 = 644,878,904,966.68/x
  3. Step 3: Cross multiply
    1,664,988,893,625.30x = 2,496,998,833,086.40 × 644,878,904,966.68
  4. Step 4: Simplify right side
    1,664,988,893,625.30x = 1,610,261,873,183,835,402,797,056
  5. Step 5: Solve for x
    x = 1,610,261,873,183,835,402,797,056/1,664,988,893,625.30
  6. Step 6: Final answer
    x = 967,130,699,399.26

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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.