Home / 43,396,934.40-65,170,051.20-30,706,502.40

Finding the Fourth Proportional to 43,396,934.40, 65,170,051.20 and 30,706,502.40

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Solution

The fourth proportional to 43,396,934.40, 65,170,051.20 and 30,706,502.40 is: 46,112,573.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,396,934.40 : 65,170,051.20 = 30,706,502.40 : x
  2. Step 2: Convert to fraction form
    43,396,934.40/65,170,051.20 = 30,706,502.40/x
  3. Step 3: Cross multiply
    43,396,934.40x = 65,170,051.20 × 30,706,502.40
  4. Step 4: Simplify right side
    43,396,934.40x = 2,001,144,333,580,922.75
  5. Step 5: Solve for x
    x = 2,001,144,333,580,922.75/43,396,934.40
  6. Step 6: Final answer
    x = 46,112,573.65

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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.