Home / 3,663,611,115,057.40-5,497,926,901,690.80-1,278,650,584,190.20

Finding the Fourth Proportional to 3,663,611,115,057.40, 5,497,926,901,690.80 and 1,278,650,584,190.20

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Solution

The fourth proportional to 3,663,611,115,057.40, 5,497,926,901,690.80 and 1,278,650,584,190.20 is: 1,918,851,980,710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663,611,115,057.40 : 5,497,926,901,690.80 = 1,278,650,584,190.20 : x
  2. Step 2: Convert to fraction form
    3,663,611,115,057.40/5,497,926,901,690.80 = 1,278,650,584,190.20/x
  3. Step 3: Cross multiply
    3,663,611,115,057.40x = 5,497,926,901,690.80 × 1,278,650,584,190.20
  4. Step 4: Simplify right side
    3,663,611,115,057.40x = 7,029,927,444,681,956,878,450,688
  5. Step 5: Solve for x
    x = 7,029,927,444,681,956,878,450,688/3,663,611,115,057.40
  6. Step 6: Final answer
    x = 1,918,851,980,710.79

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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.