Home / 314,872,796.53-434,681,773.68-195,833,758.38

Finding the Fourth Proportional to 314,872,796.53, 434,681,773.68 and 195,833,758.38

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Solution

The fourth proportional to 314,872,796.53, 434,681,773.68 and 195,833,758.38 is: 270,348,427.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,872,796.53 : 434,681,773.68 = 195,833,758.38 : x
  2. Step 2: Convert to fraction form
    314,872,796.53/434,681,773.68 = 195,833,758.38/x
  3. Step 3: Cross multiply
    314,872,796.53x = 434,681,773.68 × 195,833,758.38
  4. Step 4: Simplify right side
    314,872,796.53x = 85,125,365,439,038,960
  5. Step 5: Solve for x
    x = 85,125,365,439,038,960/314,872,796.53
  6. Step 6: Final answer
    x = 270,348,427.61

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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.