Home / 27,853,680,947.70-41,780,521,421.55-19,037,712,486.90

Finding the Fourth Proportional to 27,853,680,947.70, 41,780,521,421.55 and 19,037,712,486.90

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Solution

The fourth proportional to 27,853,680,947.70, 41,780,521,421.55 and 19,037,712,486.90 is: 28,556,568,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853,680,947.70 : 41,780,521,421.55 = 19,037,712,486.90 : x
  2. Step 2: Convert to fraction form
    27,853,680,947.70/41,780,521,421.55 = 19,037,712,486.90/x
  3. Step 3: Cross multiply
    27,853,680,947.70x = 41,780,521,421.55 × 19,037,712,486.90
  4. Step 4: Simplify right side
    27,853,680,947.70x = 795,405,554,376,235,548,672
  5. Step 5: Solve for x
    x = 795,405,554,376,235,548,672/27,853,680,947.70
  6. Step 6: Final answer
    x = 28,556,568,730.35

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1.5x scale

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.