Home / 288,644,603.21-432,966,896.44-133,152,406.05

Finding the Fourth Proportional to 288,644,603.21, 432,966,896.44 and 133,152,406.05

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Solution

The fourth proportional to 288,644,603.21, 432,966,896.44 and 133,152,406.05 is: 199,728,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,644,603.21 : 432,966,896.44 = 133,152,406.05 : x
  2. Step 2: Convert to fraction form
    288,644,603.21/432,966,896.44 = 133,152,406.05/x
  3. Step 3: Cross multiply
    288,644,603.21x = 432,966,896.44 × 133,152,406.05
  4. Step 4: Simplify right side
    288,644,603.21x = 57,650,584,000,654,296
  5. Step 5: Solve for x
    x = 57,650,584,000,654,296/288,644,603.21
  6. Step 6: Final answer
    x = 199,728,605.21

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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.