Home / 319,649,927.40-479,488,343.58-101,308,884.98

Finding the Fourth Proportional to 319,649,927.40, 479,488,343.58 and 101,308,884.98

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Solution

The fourth proportional to 319,649,927.40, 479,488,343.58 and 101,308,884.98 is: 151,967,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,649,927.40 : 479,488,343.58 = 101,308,884.98 : x
  2. Step 2: Convert to fraction form
    319,649,927.40/479,488,343.58 = 101,308,884.98/x
  3. Step 3: Cross multiply
    319,649,927.40x = 479,488,343.58 × 101,308,884.98
  4. Step 4: Simplify right side
    319,649,927.40x = 48,576,429,446,599,496
  5. Step 5: Solve for x
    x = 48,576,429,446,599,496/319,649,927.40
  6. Step 6: Final answer
    x = 151,967,591.05

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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.