Home / 92,784,936,159.76-128,039,083,359.36-54,207,433,351.36

Finding the Fourth Proportional to 92,784,936,159.76, 128,039,083,359.36 and 54,207,433,351.36

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Solution

The fourth proportional to 92,784,936,159.76, 128,039,083,359.36 and 54,207,433,351.36 is: 74,803,846,021.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,784,936,159.76 : 128,039,083,359.36 = 54,207,433,351.36 : x
  2. Step 2: Convert to fraction form
    92,784,936,159.76/128,039,083,359.36 = 54,207,433,351.36/x
  3. Step 3: Cross multiply
    92,784,936,159.76x = 128,039,083,359.36 × 54,207,433,351.36
  4. Step 4: Simplify right side
    92,784,936,159.76x = 6,940,670,077,571,734,437,888
  5. Step 5: Solve for x
    x = 6,940,670,077,571,734,437,888/92,784,936,159.76
  6. Step 6: Final answer
    x = 74,803,846,021.09

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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.