Home / 190,115,924.80-285,173,887.20-46,508,756.80

Finding the Fourth Proportional to 190,115,924.80, 285,173,887.20 and 46,508,756.80

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Solution

The fourth proportional to 190,115,924.80, 285,173,887.20 and 46,508,756.80 is: 69,763,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,115,924.80 : 285,173,887.20 = 46,508,756.80 : x
  2. Step 2: Convert to fraction form
    190,115,924.80/285,173,887.20 = 46,508,756.80/x
  3. Step 3: Cross multiply
    190,115,924.80x = 285,173,887.20 × 46,508,756.80
  4. Step 4: Simplify right side
    190,115,924.80x = 13,263,082,965,495,432
  5. Step 5: Solve for x
    x = 13,263,082,965,495,432/190,115,924.80
  6. Step 6: Final answer
    x = 69,763,135.20

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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.