Home / 317,905,227.96-476,880,542.36-84,734,718.54

Finding the Fourth Proportional to 317,905,227.96, 476,880,542.36 and 84,734,718.54

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Solution

The fourth proportional to 317,905,227.96, 476,880,542.36 and 84,734,718.54 is: 127,108,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,905,227.96 : 476,880,542.36 = 84,734,718.54 : x
  2. Step 2: Convert to fraction form
    317,905,227.96/476,880,542.36 = 84,734,718.54/x
  3. Step 3: Cross multiply
    317,905,227.96x = 476,880,542.36 × 84,734,718.54
  4. Step 4: Simplify right side
    317,905,227.96x = 40,408,338,534,077,152
  5. Step 5: Solve for x
    x = 40,408,338,534,077,152/317,905,227.96
  6. Step 6: Final answer
    x = 127,108,128.40

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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.