Home / 1,664,988,893,570-2,496,998,833,003.70-644,878,904,911.37

Finding the Fourth Proportional to 1,664,988,893,570, 2,496,998,833,003.70 and 644,878,904,911.37

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Solution

The fourth proportional to 1,664,988,893,570, 2,496,998,833,003.70 and 644,878,904,911.37 is: 967,130,699,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,988,893,570 : 2,496,998,833,003.70 = 644,878,904,911.37 : x
  2. Step 2: Convert to fraction form
    1,664,988,893,570/2,496,998,833,003.70 = 644,878,904,911.37/x
  3. Step 3: Cross multiply
    1,664,988,893,570x = 2,496,998,833,003.70 × 644,878,904,911.37
  4. Step 4: Simplify right side
    1,664,988,893,570x = 1,610,261,872,992,395,020,206,080
  5. Step 5: Solve for x
    x = 1,610,261,872,992,395,020,206,080/1,664,988,893,570
  6. Step 6: Final answer
    x = 967,130,699,316.40

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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.