Home / 1,769,233,631.60-2,653,850,447.40-1,660,181,938.40

Finding the Fourth Proportional to 1,769,233,631.60, 2,653,850,447.40 and 1,660,181,938.40

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Solution

The fourth proportional to 1,769,233,631.60, 2,653,850,447.40 and 1,660,181,938.40 is: 2,490,272,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,233,631.60 : 2,653,850,447.40 = 1,660,181,938.40 : x
  2. Step 2: Convert to fraction form
    1,769,233,631.60/2,653,850,447.40 = 1,660,181,938.40/x
  3. Step 3: Cross multiply
    1,769,233,631.60x = 2,653,850,447.40 × 1,660,181,938.40
  4. Step 4: Simplify right side
    1,769,233,631.60x = 4,405,874,579,988,239,872
  5. Step 5: Solve for x
    x = 4,405,874,579,988,239,872/1,769,233,631.60
  6. Step 6: Final answer
    x = 2,490,272,907.60

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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.