Home / 326,240,627.22-489,406,809.51-104,837,739.30

Finding the Fourth Proportional to 326,240,627.22, 489,406,809.51 and 104,837,739.30

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Solution

The fourth proportional to 326,240,627.22, 489,406,809.51 and 104,837,739.30 is: 157,271,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,240,627.22 : 489,406,809.51 = 104,837,739.30 : x
  2. Step 2: Convert to fraction form
    326,240,627.22/489,406,809.51 = 104,837,739.30/x
  3. Step 3: Cross multiply
    326,240,627.22x = 489,406,809.51 × 104,837,739.30
  4. Step 4: Simplify right side
    326,240,627.22x = 51,308,303,507,054,136
  5. Step 5: Solve for x
    x = 51,308,303,507,054,136/326,240,627.22
  6. Step 6: Final answer
    x = 157,271,348.89

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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.