Home / 638,536,504.35-957,804,756.53-638,536,504.35

Finding the Fourth Proportional to 638,536,504.35, 957,804,756.53 and 638,536,504.35

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Solution

The fourth proportional to 638,536,504.35, 957,804,756.53 and 638,536,504.35 is: 957,804,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,536,504.35 : 957,804,756.53 = 638,536,504.35 : x
  2. Step 2: Convert to fraction form
    638,536,504.35/957,804,756.53 = 638,536,504.35/x
  3. Step 3: Cross multiply
    638,536,504.35x = 957,804,756.53 × 638,536,504.35
  4. Step 4: Simplify right side
    638,536,504.35x = 611,593,301,081,276,416
  5. Step 5: Solve for x
    x = 611,593,301,081,276,416/638,536,504.35
  6. Step 6: Final answer
    x = 957,804,756.53

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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.