Home / 326,240,634.09-489,406,820.63-104,837,746.89

Finding the Fourth Proportional to 326,240,634.09, 489,406,820.63 and 104,837,746.89

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Solution

The fourth proportional to 326,240,634.09, 489,406,820.63 and 104,837,746.89 is: 157,271,360.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,240,634.09 : 489,406,820.63 = 104,837,746.89 : x
  2. Step 2: Convert to fraction form
    326,240,634.09/489,406,820.63 = 104,837,746.89/x
  3. Step 3: Cross multiply
    326,240,634.09x = 489,406,820.63 × 104,837,746.89
  4. Step 4: Simplify right side
    326,240,634.09x = 51,308,308,386,923,384
  5. Step 5: Solve for x
    x = 51,308,308,386,923,384/326,240,634.09
  6. Step 6: Final answer
    x = 157,271,360.54

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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.