Home / 1,621,820,476,013.60-2,238,114,473,227.80-880,227,323,322.70

Finding the Fourth Proportional to 1,621,820,476,013.60, 2,238,114,473,227.80 and 880,227,323,322.70

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Solution

The fourth proportional to 1,621,820,476,013.60, 2,238,114,473,227.80 and 880,227,323,322.70 is: 1,214,714,909,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,820,476,013.60 : 2,238,114,473,227.80 = 880,227,323,322.70 : x
  2. Step 2: Convert to fraction form
    1,621,820,476,013.60/2,238,114,473,227.80 = 880,227,323,322.70/x
  3. Step 3: Cross multiply
    1,621,820,476,013.60x = 2,238,114,473,227.80 × 880,227,323,322.70
  4. Step 4: Simplify right side
    1,621,820,476,013.60x = 1,970,049,512,059,100,857,368,576
  5. Step 5: Solve for x
    x = 1,970,049,512,059,100,857,368,576/1,621,820,476,013.60
  6. Step 6: Final answer
    x = 1,214,714,909,076.40

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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.