Home / 192,457,333.40-288,686,000.10-190,756,722.20

Finding the Fourth Proportional to 192,457,333.40, 288,686,000.10 and 190,756,722.20

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Solution

The fourth proportional to 192,457,333.40, 288,686,000.10 and 190,756,722.20 is: 286,135,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,333.40 : 288,686,000.10 = 190,756,722.20 : x
  2. Step 2: Convert to fraction form
    192,457,333.40/288,686,000.10 = 190,756,722.20/x
  3. Step 3: Cross multiply
    192,457,333.40x = 288,686,000.10 × 190,756,722.20
  4. Step 4: Simplify right side
    192,457,333.40x = 55,068,795,124,104,872
  5. Step 5: Solve for x
    x = 55,068,795,124,104,872/192,457,333.40
  6. Step 6: Final answer
    x = 286,135,083.30

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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.