Home / 314,872,783.22-434,681,755.25-195,833,745.06

Finding the Fourth Proportional to 314,872,783.22, 434,681,755.25 and 195,833,745.06

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Solution

The fourth proportional to 314,872,783.22, 434,681,755.25 and 195,833,745.06 is: 270,348,409.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,872,783.22 : 434,681,755.25 = 195,833,745.06 : x
  2. Step 2: Convert to fraction form
    314,872,783.22/434,681,755.25 = 195,833,745.06/x
  3. Step 3: Cross multiply
    314,872,783.22x = 434,681,755.25 × 195,833,745.06
  4. Step 4: Simplify right side
    314,872,783.22x = 85,125,356,039,861,824
  5. Step 5: Solve for x
    x = 85,125,356,039,861,824/314,872,783.22
  6. Step 6: Final answer
    x = 270,348,409.19

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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.