Home / 192,457,200.40-288,685,800.60-190,756,589.20

Finding the Fourth Proportional to 192,457,200.40, 288,685,800.60 and 190,756,589.20

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Solution

The fourth proportional to 192,457,200.40, 288,685,800.60 and 190,756,589.20 is: 286,134,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,200.40 : 288,685,800.60 = 190,756,589.20 : x
  2. Step 2: Convert to fraction form
    192,457,200.40/288,685,800.60 = 190,756,589.20/x
  3. Step 3: Cross multiply
    192,457,200.40x = 288,685,800.60 × 190,756,589.20
  4. Step 4: Simplify right side
    192,457,200.40x = 55,068,718,672,927,312
  5. Step 5: Solve for x
    x = 55,068,718,672,927,312/192,457,200.40
  6. Step 6: Final answer
    x = 286,134,883.80

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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.