Home / 295,765,900.61-408,057,808.05-170,315,392.50

Finding the Fourth Proportional to 295,765,900.61, 408,057,808.05 and 170,315,392.50

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Solution

The fourth proportional to 295,765,900.61, 408,057,808.05 and 170,315,392.50 is: 234,978,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,765,900.61 : 408,057,808.05 = 170,315,392.50 : x
  2. Step 2: Convert to fraction form
    295,765,900.61/408,057,808.05 = 170,315,392.50/x
  3. Step 3: Cross multiply
    295,765,900.61x = 408,057,808.05 × 170,315,392.50
  4. Step 4: Simplify right side
    295,765,900.61x = 69,498,525,740,725,408
  5. Step 5: Solve for x
    x = 69,498,525,740,725,408/295,765,900.61
  6. Step 6: Final answer
    x = 234,978,155.35

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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.