Home / 2,796,773,990.40-4,195,160,985.60-981,295,718.40

Finding the Fourth Proportional to 2,796,773,990.40, 4,195,160,985.60 and 981,295,718.40

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Solution

The fourth proportional to 2,796,773,990.40, 4,195,160,985.60 and 981,295,718.40 is: 1,471,943,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,773,990.40 : 4,195,160,985.60 = 981,295,718.40 : x
  2. Step 2: Convert to fraction form
    2,796,773,990.40/4,195,160,985.60 = 981,295,718.40/x
  3. Step 3: Cross multiply
    2,796,773,990.40x = 4,195,160,985.60 × 981,295,718.40
  4. Step 4: Simplify right side
    2,796,773,990.40x = 4,116,693,513,168,004,096
  5. Step 5: Solve for x
    x = 4,116,693,513,168,004,096/2,796,773,990.40
  6. Step 6: Final answer
    x = 1,471,943,577.60

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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.