Home / 856,111,263.48-1,181,439,590.22-464,970,687.48

Finding the Fourth Proportional to 856,111,263.48, 1,181,439,590.22 and 464,970,687.48

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Solution

The fourth proportional to 856,111,263.48, 1,181,439,590.22 and 464,970,687.48 is: 641,662,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,111,263.48 : 1,181,439,590.22 = 464,970,687.48 : x
  2. Step 2: Convert to fraction form
    856,111,263.48/1,181,439,590.22 = 464,970,687.48/x
  3. Step 3: Cross multiply
    856,111,263.48x = 1,181,439,590.22 × 464,970,687.48
  4. Step 4: Simplify right side
    856,111,263.48x = 549,334,778,480,682,944
  5. Step 5: Solve for x
    x = 549,334,778,480,682,944/856,111,263.48
  6. Step 6: Final answer
    x = 641,662,832.76

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Double scale
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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.