Home / 74,409,865.73-102,683,368.95-41,370,842.78

Finding the Fourth Proportional to 74,409,865.73, 102,683,368.95 and 41,370,842.78

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Solution

The fourth proportional to 74,409,865.73, 102,683,368.95 and 41,370,842.78 is: 57,090,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,409,865.73 : 102,683,368.95 = 41,370,842.78 : x
  2. Step 2: Convert to fraction form
    74,409,865.73/102,683,368.95 = 41,370,842.78/x
  3. Step 3: Cross multiply
    74,409,865.73x = 102,683,368.95 × 41,370,842.78
  4. Step 4: Simplify right side
    74,409,865.73x = 4,248,097,512,951,184
  5. Step 5: Solve for x
    x = 4,248,097,512,951,184/74,409,865.73
  6. Step 6: Final answer
    x = 57,090,514.43

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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.