Home / 2,630,256,948.04-3,945,352,501.22-638,315,505.98

Finding the Fourth Proportional to 2,630,256,948.04, 3,945,352,501.22 and 638,315,505.98

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Solution

The fourth proportional to 2,630,256,948.04, 3,945,352,501.22 and 638,315,505.98 is: 957,465,269.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,256,948.04 : 3,945,352,501.22 = 638,315,505.98 : x
  2. Step 2: Convert to fraction form
    2,630,256,948.04/3,945,352,501.22 = 638,315,505.98/x
  3. Step 3: Cross multiply
    2,630,256,948.04x = 3,945,352,501.22 × 638,315,505.98
  4. Step 4: Simplify right side
    2,630,256,948.04x = 2,518,379,678,085,702,656
  5. Step 5: Solve for x
    x = 2,518,379,678,085,702,656/2,630,256,948.04
  6. Step 6: Final answer
    x = 957,465,269.68

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1.5x scale

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.