Home / 890,370,143,999.65-1,335,555,215,999.50-890,370,143,999.65

Finding the Fourth Proportional to 890,370,143,999.65, 1,335,555,215,999.50 and 890,370,143,999.65

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Solution

The fourth proportional to 890,370,143,999.65, 1,335,555,215,999.50 and 890,370,143,999.65 is: 1,335,555,215,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,370,143,999.65 : 1,335,555,215,999.50 = 890,370,143,999.65 : x
  2. Step 2: Convert to fraction form
    890,370,143,999.65/1,335,555,215,999.50 = 890,370,143,999.65/x
  3. Step 3: Cross multiply
    890,370,143,999.65x = 1,335,555,215,999.50 × 890,370,143,999.65
  4. Step 4: Simplify right side
    890,370,143,999.65x = 1,189,138,489,988,958,495,178,752
  5. Step 5: Solve for x
    x = 1,189,138,489,988,958,495,178,752/890,370,143,999.65
  6. Step 6: Final answer
    x = 1,335,555,215,999.50

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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.