Home / 49,020,072.40-73,530,108.60-30,880,219.60

Finding the Fourth Proportional to 49,020,072.40, 73,530,108.60 and 30,880,219.60

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Solution

The fourth proportional to 49,020,072.40, 73,530,108.60 and 30,880,219.60 is: 46,320,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,020,072.40 : 73,530,108.60 = 30,880,219.60 : x
  2. Step 2: Convert to fraction form
    49,020,072.40/73,530,108.60 = 30,880,219.60/x
  3. Step 3: Cross multiply
    49,020,072.40x = 73,530,108.60 × 30,880,219.60
  4. Step 4: Simplify right side
    49,020,072.40x = 2,270,625,900,779,848.50
  5. Step 5: Solve for x
    x = 2,270,625,900,779,848.50/49,020,072.40
  6. Step 6: Final answer
    x = 46,320,329.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.