Home / 5,118,714,091.80-7,678,071,137.70-4,526,901,394.20

Finding the Fourth Proportional to 5,118,714,091.80, 7,678,071,137.70 and 4,526,901,394.20

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Solution

The fourth proportional to 5,118,714,091.80, 7,678,071,137.70 and 4,526,901,394.20 is: 6,790,352,091.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118,714,091.80 : 7,678,071,137.70 = 4,526,901,394.20 : x
  2. Step 2: Convert to fraction form
    5,118,714,091.80/7,678,071,137.70 = 4,526,901,394.20/x
  3. Step 3: Cross multiply
    5,118,714,091.80x = 7,678,071,137.70 × 4,526,901,394.20
  4. Step 4: Simplify right side
    5,118,714,091.80x = 34,757,870,938,020,909,056
  5. Step 5: Solve for x
    x = 34,757,870,938,020,909,056/5,118,714,091.80
  6. Step 6: Final answer
    x = 6,790,352,091.30

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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.