Home / 115,515,496.23-173,271,730.82-28,076,759.20

Finding the Fourth Proportional to 115,515,496.23, 173,271,730.82 and 28,076,759.20

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Solution

The fourth proportional to 115,515,496.23, 173,271,730.82 and 28,076,759.20 is: 42,114,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,515,496.23 : 173,271,730.82 = 28,076,759.20 : x
  2. Step 2: Convert to fraction form
    115,515,496.23/173,271,730.82 = 28,076,759.20/x
  3. Step 3: Cross multiply
    115,515,496.23x = 173,271,730.82 × 28,076,759.20
  4. Step 4: Simplify right side
    115,515,496.23x = 4,864,908,662,400,358
  5. Step 5: Solve for x
    x = 4,864,908,662,400,358/115,515,496.23
  6. Step 6: Final answer
    x = 42,114,770.93

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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.