Home / 212,671,427,216.92-293,487,453,797.78-115,013,068,154.33

Finding the Fourth Proportional to 212,671,427,216.92, 293,487,453,797.78 and 115,013,068,154.33

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Solution

The fourth proportional to 212,671,427,216.92, 293,487,453,797.78 and 115,013,068,154.33 is: 158,718,512,250.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,671,427,216.92 : 293,487,453,797.78 = 115,013,068,154.33 : x
  2. Step 2: Convert to fraction form
    212,671,427,216.92/293,487,453,797.78 = 115,013,068,154.33/x
  3. Step 3: Cross multiply
    212,671,427,216.92x = 293,487,453,797.78 × 115,013,068,154.33
  4. Step 4: Simplify right side
    212,671,427,216.92x = 33,754,892,526,084,851,499,008
  5. Step 5: Solve for x
    x = 33,754,892,526,084,851,499,008/212,671,427,216.92
  6. Step 6: Final answer
    x = 158,718,512,250.62

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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.