Home / 168,000,479.20-251,801,653.20-70,955,999.20

Finding the Fourth Proportional to 168,000,479.20, 251,801,653.20 and 70,955,999.20

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Solution

The fourth proportional to 168,000,479.20, 251,801,653.20 and 70,955,999.20 is: 106,349,922.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,000,479.20 : 251,801,653.20 = 70,955,999.20 : x
  2. Step 2: Convert to fraction form
    168,000,479.20/251,801,653.20 = 70,955,999.20/x
  3. Step 3: Cross multiply
    168,000,479.20x = 251,801,653.20 × 70,955,999.20
  4. Step 4: Simplify right side
    168,000,479.20x = 17,866,837,903,017,878
  5. Step 5: Solve for x
    x = 17,866,837,903,017,878/168,000,479.20
  6. Step 6: Final answer
    x = 106,349,922.26

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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.