Home / 28,366,848,666.70-42,550,273,000.05-27,979,865,140.30

Finding the Fourth Proportional to 28,366,848,666.70, 42,550,273,000.05 and 27,979,865,140.30

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Solution

The fourth proportional to 28,366,848,666.70, 42,550,273,000.05 and 27,979,865,140.30 is: 41,969,797,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,366,848,666.70 : 42,550,273,000.05 = 27,979,865,140.30 : x
  2. Step 2: Convert to fraction form
    28,366,848,666.70/42,550,273,000.05 = 27,979,865,140.30/x
  3. Step 3: Cross multiply
    28,366,848,666.70x = 42,550,273,000.05 × 27,979,865,140.30
  4. Step 4: Simplify right side
    28,366,848,666.70x = 1,190,550,900,224,347,340,800
  5. Step 5: Solve for x
    x = 1,190,550,900,224,347,340,800/28,366,848,666.70
  6. Step 6: Final answer
    x = 41,969,797,710.45

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Double scale
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1.5x scale

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.