Home / 2,105,798,765,837.10-3,156,493,559,308.80-881,259,479,725.68

Finding the Fourth Proportional to 2,105,798,765,837.10, 3,156,493,559,308.80 and 881,259,479,725.68

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Solution

The fourth proportional to 2,105,798,765,837.10, 3,156,493,559,308.80 and 881,259,479,725.68 is: 1,320,966,617,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,798,765,837.10 : 3,156,493,559,308.80 = 881,259,479,725.68 : x
  2. Step 2: Convert to fraction form
    2,105,798,765,837.10/3,156,493,559,308.80 = 881,259,479,725.68/x
  3. Step 3: Cross multiply
    2,105,798,765,837.10x = 3,156,493,559,308.80 × 881,259,479,725.68
  4. Step 4: Simplify right side
    2,105,798,765,837.10x = 2,781,689,871,833,933,069,418,496
  5. Step 5: Solve for x
    x = 2,781,689,871,833,933,069,418,496/2,105,798,765,837.10
  6. Step 6: Final answer
    x = 1,320,966,617,020.57

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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.