Home / 1,580,557,030.09-2,181,166,997.56-866,110,004.24

Finding the Fourth Proportional to 1,580,557,030.09, 2,181,166,997.56 and 866,110,004.24

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Solution

The fourth proportional to 1,580,557,030.09, 2,181,166,997.56 and 866,110,004.24 is: 1,195,230,872.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,557,030.09 : 2,181,166,997.56 = 866,110,004.24 : x
  2. Step 2: Convert to fraction form
    1,580,557,030.09/2,181,166,997.56 = 866,110,004.24/x
  3. Step 3: Cross multiply
    1,580,557,030.09x = 2,181,166,997.56 × 866,110,004.24
  4. Step 4: Simplify right side
    1,580,557,030.09x = 1,889,130,557,491,682,304
  5. Step 5: Solve for x
    x = 1,889,130,557,491,682,304/1,580,557,030.09
  6. Step 6: Final answer
    x = 1,195,230,872.11

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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.