Home / 358,731,494,649.34-538,097,759,859.84-146,495,627,147.68

Finding the Fourth Proportional to 358,731,494,649.34, 538,097,759,859.84 and 146,495,627,147.68

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Solution

The fourth proportional to 358,731,494,649.34, 538,097,759,859.84 and 146,495,627,147.68 is: 219,743,652,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,731,494,649.34 : 538,097,759,859.84 = 146,495,627,147.68 : x
  2. Step 2: Convert to fraction form
    358,731,494,649.34/538,097,759,859.84 = 146,495,627,147.68/x
  3. Step 3: Cross multiply
    358,731,494,649.34x = 538,097,759,859.84 × 146,495,627,147.68
  4. Step 4: Simplify right side
    358,731,494,649.34x = 78,828,968,797,428,965,703,680
  5. Step 5: Solve for x
    x = 78,828,968,797,428,965,703,680/358,731,494,649.34
  6. Step 6: Final answer
    x = 219,743,652,211.20

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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.