Home / 358,731,494,644.59-538,097,759,852.71-146,495,627,142.92

Finding the Fourth Proportional to 358,731,494,644.59, 538,097,759,852.71 and 146,495,627,142.92

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Solution

The fourth proportional to 358,731,494,644.59, 538,097,759,852.71 and 146,495,627,142.92 is: 219,743,652,204.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,731,494,644.59 : 538,097,759,852.71 = 146,495,627,142.92 : x
  2. Step 2: Convert to fraction form
    358,731,494,644.59/538,097,759,852.71 = 146,495,627,142.92/x
  3. Step 3: Cross multiply
    358,731,494,644.59x = 538,097,759,852.71 × 146,495,627,142.92
  4. Step 4: Simplify right side
    358,731,494,644.59x = 78,828,968,793,823,122,554,880
  5. Step 5: Solve for x
    x = 78,828,968,793,823,122,554,880/358,731,494,644.59
  6. Step 6: Final answer
    x = 219,743,652,204.06

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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.