Home / 74,354,140.96-111,574,864.08-31,220,027.44

Finding the Fourth Proportional to 74,354,140.96, 111,574,864.08 and 31,220,027.44

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Solution

The fourth proportional to 74,354,140.96, 111,574,864.08 and 31,220,027.44 is: 46,848,370.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,354,140.96 : 111,574,864.08 = 31,220,027.44 : x
  2. Step 2: Convert to fraction form
    74,354,140.96/111,574,864.08 = 31,220,027.44/x
  3. Step 3: Cross multiply
    74,354,140.96x = 111,574,864.08 × 31,220,027.44
  4. Step 4: Simplify right side
    74,354,140.96x = 3,483,370,318,191,870.50
  5. Step 5: Solve for x
    x = 3,483,370,318,191,870.50/74,354,140.96
  6. Step 6: Final answer
    x = 46,848,370.15

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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.