Home / 77,123,623.31-106,430,802.28-41,841,426.59

Finding the Fourth Proportional to 77,123,623.31, 106,430,802.28 and 41,841,426.59

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Solution

The fourth proportional to 77,123,623.31, 106,430,802.28 and 41,841,426.59 is: 57,741,278.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,123,623.31 : 106,430,802.28 = 41,841,426.59 : x
  2. Step 2: Convert to fraction form
    77,123,623.31/106,430,802.28 = 41,841,426.59/x
  3. Step 3: Cross multiply
    77,123,623.31x = 106,430,802.28 × 41,841,426.59
  4. Step 4: Simplify right side
    77,123,623.31x = 4,453,216,600,959,857
  5. Step 5: Solve for x
    x = 4,453,216,600,959,857/77,123,623.31
  6. Step 6: Final answer
    x = 57,741,278.35

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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.