Home / 463,574,022,408.30-695,361,033,612.45-445,942,085,486.70

Finding the Fourth Proportional to 463,574,022,408.30, 695,361,033,612.45 and 445,942,085,486.70

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Solution

The fourth proportional to 463,574,022,408.30, 695,361,033,612.45 and 445,942,085,486.70 is: 668,913,128,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574,022,408.30 : 695,361,033,612.45 = 445,942,085,486.70 : x
  2. Step 2: Convert to fraction form
    463,574,022,408.30/695,361,033,612.45 = 445,942,085,486.70/x
  3. Step 3: Cross multiply
    463,574,022,408.30x = 695,361,033,612.45 × 445,942,085,486.70
  4. Step 4: Simplify right side
    463,574,022,408.30x = 310,090,749,495,323,215,790,080
  5. Step 5: Solve for x
    x = 310,090,749,495,323,215,790,080/463,574,022,408.30
  6. Step 6: Final answer
    x = 668,913,128,230.05

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Double scale
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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.