Home / 19,910,916,970.56-27,476,744,715.36-10,878,481,064.16

Finding the Fourth Proportional to 19,910,916,970.56, 27,476,744,715.36 and 10,878,481,064.16

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Solution

The fourth proportional to 19,910,916,970.56, 27,476,744,715.36 and 10,878,481,064.16 is: 15,012,128,649.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910,916,970.56 : 27,476,744,715.36 = 10,878,481,064.16 : x
  2. Step 2: Convert to fraction form
    19,910,916,970.56/27,476,744,715.36 = 10,878,481,064.16/x
  3. Step 3: Cross multiply
    19,910,916,970.56x = 27,476,744,715.36 × 10,878,481,064.16
  4. Step 4: Simplify right side
    19,910,916,970.56x = 298,905,247,090,802,098,176
  5. Step 5: Solve for x
    x = 298,905,247,090,802,098,176/19,910,916,970.56
  6. Step 6: Final answer
    x = 15,012,128,649.46

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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.