Home / 3,779,725,241,036.40-5,215,965,321,859.80-2,111,164,972,219.70

Finding the Fourth Proportional to 3,779,725,241,036.40, 5,215,965,321,859.80 and 2,111,164,972,219.70

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Solution

The fourth proportional to 3,779,725,241,036.40, 5,215,965,321,859.80 and 2,111,164,972,219.70 is: 2,913,376,656,130.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,725,241,036.40 : 5,215,965,321,859.80 = 2,111,164,972,219.70 : x
  2. Step 2: Convert to fraction form
    3,779,725,241,036.40/5,215,965,321,859.80 = 2,111,164,972,219.70/x
  3. Step 3: Cross multiply
    3,779,725,241,036.40x = 5,215,965,321,859.80 × 2,111,164,972,219.70
  4. Step 4: Simplify right side
    3,779,725,241,036.40x = 11,011,763,283,823,061,589,032,960
  5. Step 5: Solve for x
    x = 11,011,763,283,823,061,589,032,960/3,779,725,241,036.40
  6. Step 6: Final answer
    x = 2,913,376,656,130.60

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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.