Home / 242,560,736.21-334,767,954.17-154,426,580.21

Finding the Fourth Proportional to 242,560,736.21, 334,767,954.17 and 154,426,580.21

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Solution

The fourth proportional to 242,560,736.21, 334,767,954.17 and 154,426,580.21 is: 213,130,414.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,560,736.21 : 334,767,954.17 = 154,426,580.21 : x
  2. Step 2: Convert to fraction form
    242,560,736.21/334,767,954.17 = 154,426,580.21/x
  3. Step 3: Cross multiply
    242,560,736.21x = 334,767,954.17 × 154,426,580.21
  4. Step 4: Simplify right side
    242,560,736.21x = 51,697,070,325,598,984
  5. Step 5: Solve for x
    x = 51,697,070,325,598,984/242,560,736.21
  6. Step 6: Final answer
    x = 213,130,414.81

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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.