Home / 243,018,371.56-335,365,352.74-133,010,084.60

Finding the Fourth Proportional to 243,018,371.56, 335,365,352.74 and 133,010,084.60

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Solution

The fourth proportional to 243,018,371.56, 335,365,352.74 and 133,010,084.60 is: 183,553,916.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,018,371.56 : 335,365,352.74 = 133,010,084.60 : x
  2. Step 2: Convert to fraction form
    243,018,371.56/335,365,352.74 = 133,010,084.60/x
  3. Step 3: Cross multiply
    243,018,371.56x = 335,365,352.74 × 133,010,084.60
  4. Step 4: Simplify right side
    243,018,371.56x = 44,606,973,939,856,240
  5. Step 5: Solve for x
    x = 44,606,973,939,856,240/243,018,371.56
  6. Step 6: Final answer
    x = 183,553,916.74

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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.