Home / 358,731,494,647.97-538,097,759,857.80-146,495,627,146.30

Finding the Fourth Proportional to 358,731,494,647.97, 538,097,759,857.80 and 146,495,627,146.30

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Solution

The fourth proportional to 358,731,494,647.97, 538,097,759,857.80 and 146,495,627,146.30 is: 219,743,652,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,731,494,647.97 : 538,097,759,857.80 = 146,495,627,146.30 : x
  2. Step 2: Convert to fraction form
    358,731,494,647.97/538,097,759,857.80 = 146,495,627,146.30/x
  3. Step 3: Cross multiply
    358,731,494,647.97x = 538,097,759,857.80 × 146,495,627,146.30
  4. Step 4: Simplify right side
    358,731,494,647.97x = 78,828,968,796,387,536,797,696
  5. Step 5: Solve for x
    x = 78,828,968,796,387,536,797,696/358,731,494,647.97
  6. Step 6: Final answer
    x = 219,743,652,209.14

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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.