Home / 3,908,725,185.24-5,394,076,865.76-2,124,582,836.46

Finding the Fourth Proportional to 3,908,725,185.24, 5,394,076,865.76 and 2,124,582,836.46

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Solution

The fourth proportional to 3,908,725,185.24, 5,394,076,865.76 and 2,124,582,836.46 is: 2,931,943,941.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,725,185.24 : 5,394,076,865.76 = 2,124,582,836.46 : x
  2. Step 2: Convert to fraction form
    3,908,725,185.24/5,394,076,865.76 = 2,124,582,836.46/x
  3. Step 3: Cross multiply
    3,908,725,185.24x = 5,394,076,865.76 × 2,124,582,836.46
  4. Step 4: Simplify right side
    3,908,725,185.24x = 11,460,163,127,539,648,512
  5. Step 5: Solve for x
    x = 11,460,163,127,539,648,512/3,908,725,185.24
  6. Step 6: Final answer
    x = 2,931,943,941.93

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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.