Home / 89,540,197.80-134,310,296.70-28,962,047.40

Finding the Fourth Proportional to 89,540,197.80, 134,310,296.70 and 28,962,047.40

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Solution

The fourth proportional to 89,540,197.80, 134,310,296.70 and 28,962,047.40 is: 43,443,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,540,197.80 : 134,310,296.70 = 28,962,047.40 : x
  2. Step 2: Convert to fraction form
    89,540,197.80/134,310,296.70 = 28,962,047.40/x
  3. Step 3: Cross multiply
    89,540,197.80x = 134,310,296.70 × 28,962,047.40
  4. Step 4: Simplify right side
    89,540,197.80x = 3,889,901,179,333,463
  5. Step 5: Solve for x
    x = 3,889,901,179,333,463/89,540,197.80
  6. Step 6: Final answer
    x = 43,443,071.10

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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.