Home / 549,036,879.48-757,390,735.70-350,589,724.20

Finding the Fourth Proportional to 549,036,879.48, 757,390,735.70 and 350,589,724.20

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Solution

The fourth proportional to 549,036,879.48, 757,390,735.70 and 350,589,724.20 is: 483,634,923.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,036,879.48 : 757,390,735.70 = 350,589,724.20 : x
  2. Step 2: Convert to fraction form
    549,036,879.48/757,390,735.70 = 350,589,724.20/x
  3. Step 3: Cross multiply
    549,036,879.48x = 757,390,735.70 × 350,589,724.20
  4. Step 4: Simplify right side
    549,036,879.48x = 265,533,409,140,698,112
  5. Step 5: Solve for x
    x = 265,533,409,140,698,112/549,036,879.48
  6. Step 6: Final answer
    x = 483,634,923.38

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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.