Home / 8,601,119,296.95-11,870,141,188.11-5,214,171,339.94

Finding the Fourth Proportional to 8,601,119,296.95, 11,870,141,188.11 and 5,214,171,339.94

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Solution

The fourth proportional to 8,601,119,296.95, 11,870,141,188.11 and 5,214,171,339.94 is: 7,195,918,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601,119,296.95 : 11,870,141,188.11 = 5,214,171,339.94 : x
  2. Step 2: Convert to fraction form
    8,601,119,296.95/11,870,141,188.11 = 5,214,171,339.94/x
  3. Step 3: Cross multiply
    8,601,119,296.95x = 11,870,141,188.11 × 5,214,171,339.94
  4. Step 4: Simplify right side
    8,601,119,296.95x = 61,892,949,984,084,500,480
  5. Step 5: Solve for x
    x = 61,892,949,984,084,500,480/8,601,119,296.95
  6. Step 6: Final answer
    x = 7,195,918,094.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.