Home / 81,730,770,243.93-122,602,573,387.12-22,038,533,828.01

Finding the Fourth Proportional to 81,730,770,243.93, 122,602,573,387.12 and 22,038,533,828.01

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Solution

The fourth proportional to 81,730,770,243.93, 122,602,573,387.12 and 22,038,533,828.01 is: 33,059,531,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,730,770,243.93 : 122,602,573,387.12 = 22,038,533,828.01 : x
  2. Step 2: Convert to fraction form
    81,730,770,243.93/122,602,573,387.12 = 22,038,533,828.01/x
  3. Step 3: Cross multiply
    81,730,770,243.93x = 122,602,573,387.12 × 22,038,533,828.01
  4. Step 4: Simplify right side
    81,730,770,243.93x = 2,701,980,960,993,122,451,456
  5. Step 5: Solve for x
    x = 2,701,980,960,993,122,451,456/81,730,770,243.93
  6. Step 6: Final answer
    x = 33,059,531,348.22

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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.