Home / 319,523,655.56-479,299,159.40-125,477,057.76

Finding the Fourth Proportional to 319,523,655.56, 479,299,159.40 and 125,477,057.76

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Solution

The fourth proportional to 319,523,655.56, 479,299,159.40 and 125,477,057.76 is: 188,220,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,523,655.56 : 479,299,159.40 = 125,477,057.76 : x
  2. Step 2: Convert to fraction form
    319,523,655.56/479,299,159.40 = 125,477,057.76/x
  3. Step 3: Cross multiply
    319,523,655.56x = 479,299,159.40 × 125,477,057.76
  4. Step 4: Simplify right side
    319,523,655.56x = 60,141,048,308,353,248
  5. Step 5: Solve for x
    x = 60,141,048,308,353,248/319,523,655.56
  6. Step 6: Final answer
    x = 188,220,957.23

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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.