Home / 7,553,621,077.30-11,330,431,615.95-7,094,078,139.70

Finding the Fourth Proportional to 7,553,621,077.30, 11,330,431,615.95 and 7,094,078,139.70

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Solution

The fourth proportional to 7,553,621,077.30, 11,330,431,615.95 and 7,094,078,139.70 is: 10,641,117,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553,621,077.30 : 11,330,431,615.95 = 7,094,078,139.70 : x
  2. Step 2: Convert to fraction form
    7,553,621,077.30/11,330,431,615.95 = 7,094,078,139.70/x
  3. Step 3: Cross multiply
    7,553,621,077.30x = 11,330,431,615.95 × 7,094,078,139.70
  4. Step 4: Simplify right side
    7,553,621,077.30x = 80,378,967,240,076,640,256
  5. Step 5: Solve for x
    x = 80,378,967,240,076,640,256/7,553,621,077.30
  6. Step 6: Final answer
    x = 10,641,117,209.55

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Double scale
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Similar ratio
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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.