Home / 443,772,289-665,749,221.54-152,601,597.28

Finding the Fourth Proportional to 443,772,289, 665,749,221.54 and 152,601,597.28

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Solution

The fourth proportional to 443,772,289, 665,749,221.54 and 152,601,597.28 is: 228,933,615.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,772,289 : 665,749,221.54 = 152,601,597.28 : x
  2. Step 2: Convert to fraction form
    443,772,289/665,749,221.54 = 152,601,597.28/x
  3. Step 3: Cross multiply
    443,772,289x = 665,749,221.54 × 152,601,597.28
  4. Step 4: Simplify right side
    443,772,289x = 101,594,394,594,920,576
  5. Step 5: Solve for x
    x = 101,594,394,594,920,576/443,772,289
  6. Step 6: Final answer
    x = 228,933,615.53

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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.