Home / 319,523,653.56-479,299,156.40-125,477,055.76

Finding the Fourth Proportional to 319,523,653.56, 479,299,156.40 and 125,477,055.76

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Solution

The fourth proportional to 319,523,653.56, 479,299,156.40 and 125,477,055.76 is: 188,220,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,523,653.56 : 479,299,156.40 = 125,477,055.76 : x
  2. Step 2: Convert to fraction form
    319,523,653.56/479,299,156.40 = 125,477,055.76/x
  3. Step 3: Cross multiply
    319,523,653.56x = 479,299,156.40 × 125,477,055.76
  4. Step 4: Simplify right side
    319,523,653.56x = 60,141,046,973,323,760
  5. Step 5: Solve for x
    x = 60,141,046,973,323,760/319,523,653.56
  6. Step 6: Final answer
    x = 188,220,954.23

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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.