Home / 147,982,218,142.05-204,180,459,818.31-83,752,942,427.10

Finding the Fourth Proportional to 147,982,218,142.05, 204,180,459,818.31 and 83,752,942,427.10

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Solution

The fourth proportional to 147,982,218,142.05, 204,180,459,818.31 and 83,752,942,427.10 is: 115,559,251,041.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,982,218,142.05 : 204,180,459,818.31 = 83,752,942,427.10 : x
  2. Step 2: Convert to fraction form
    147,982,218,142.05/204,180,459,818.31 = 83,752,942,427.10/x
  3. Step 3: Cross multiply
    147,982,218,142.05x = 204,180,459,818.31 × 83,752,942,427.10
  4. Step 4: Simplify right side
    147,982,218,142.05x = 17,100,714,295,901,722,509,312
  5. Step 5: Solve for x
    x = 17,100,714,295,901,722,509,312/147,982,218,142.05
  6. Step 6: Final answer
    x = 115,559,251,041.14

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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.