Home / 272,460,016.70-376,307,604.87-198,450,303.74

Finding the Fourth Proportional to 272,460,016.70, 376,307,604.87 and 198,450,303.74

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Solution

The fourth proportional to 272,460,016.70, 376,307,604.87 and 198,450,303.74 is: 274,089,238.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,460,016.70 : 376,307,604.87 = 198,450,303.74 : x
  2. Step 2: Convert to fraction form
    272,460,016.70/376,307,604.87 = 198,450,303.74/x
  3. Step 3: Cross multiply
    272,460,016.70x = 376,307,604.87 × 198,450,303.74
  4. Step 4: Simplify right side
    272,460,016.70x = 74,678,358,486,123,408
  5. Step 5: Solve for x
    x = 74,678,358,486,123,408/272,460,016.70
  6. Step 6: Final answer
    x = 274,089,238.45

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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.