Home / 1,185,918,061,363.10-1,636,452,569,083.80-665,094,623,671.30

Finding the Fourth Proportional to 1,185,918,061,363.10, 1,636,452,569,083.80 and 665,094,623,671.30

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Solution

The fourth proportional to 1,185,918,061,363.10, 1,636,452,569,083.80 and 665,094,623,671.30 is: 917,766,446,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,918,061,363.10 : 1,636,452,569,083.80 = 665,094,623,671.30 : x
  2. Step 2: Convert to fraction form
    1,185,918,061,363.10/1,636,452,569,083.80 = 665,094,623,671.30/x
  3. Step 3: Cross multiply
    1,185,918,061,363.10x = 1,636,452,569,083.80 × 665,094,623,671.30
  4. Step 4: Simplify right side
    1,185,918,061,363.10x = 1,088,395,805,590,722,092,990,464
  5. Step 5: Solve for x
    x = 1,088,395,805,590,722,092,990,464/1,185,918,061,363.10
  6. Step 6: Final answer
    x = 917,766,446,983.46

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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.