Home / 448,094,945.91-618,378,641.03-247,174,873.18

Finding the Fourth Proportional to 448,094,945.91, 618,378,641.03 and 247,174,873.18

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Solution

The fourth proportional to 448,094,945.91, 618,378,641.03 and 247,174,873.18 is: 341,105,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,094,945.91 : 618,378,641.03 = 247,174,873.18 : x
  2. Step 2: Convert to fraction form
    448,094,945.91/618,378,641.03 = 247,174,873.18/x
  3. Step 3: Cross multiply
    448,094,945.91x = 618,378,641.03 × 247,174,873.18
  4. Step 4: Simplify right side
    448,094,945.91x = 152,847,662,173,810,976
  5. Step 5: Solve for x
    x = 152,847,662,173,810,976/448,094,945.91
  6. Step 6: Final answer
    x = 341,105,525.89

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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.