Home / 2,039,864,412.60-3,059,796,618.90-660,668,729.40

Finding the Fourth Proportional to 2,039,864,412.60, 3,059,796,618.90 and 660,668,729.40

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Solution

The fourth proportional to 2,039,864,412.60, 3,059,796,618.90 and 660,668,729.40 is: 991,003,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,864,412.60 : 3,059,796,618.90 = 660,668,729.40 : x
  2. Step 2: Convert to fraction form
    2,039,864,412.60/3,059,796,618.90 = 660,668,729.40/x
  3. Step 3: Cross multiply
    2,039,864,412.60x = 3,059,796,618.90 × 660,668,729.40
  4. Step 4: Simplify right side
    2,039,864,412.60x = 2,021,511,944,431,078,912
  5. Step 5: Solve for x
    x = 2,021,511,944,431,078,912/2,039,864,412.60
  6. Step 6: Final answer
    x = 991,003,094.10

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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.