Home / 814,759,317,908.85-1,124,427,284,872-472,291,594,941.87

Finding the Fourth Proportional to 814,759,317,908.85, 1,124,427,284,872 and 472,291,594,941.87

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Solution

The fourth proportional to 814,759,317,908.85, 1,124,427,284,872 and 472,291,594,941.87 is: 651,796,848,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,759,317,908.85 : 1,124,427,284,872 = 472,291,594,941.87 : x
  2. Step 2: Convert to fraction form
    814,759,317,908.85/1,124,427,284,872 = 472,291,594,941.87/x
  3. Step 3: Cross multiply
    814,759,317,908.85x = 1,124,427,284,872 × 472,291,594,941.87
  4. Step 4: Simplify right side
    814,759,317,908.85x = 531,057,555,768,353,316,929,536
  5. Step 5: Solve for x
    x = 531,057,555,768,353,316,929,536/814,759,317,908.85
  6. Step 6: Final answer
    x = 651,796,848,585.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.