Home / 2,561,685,528,775.40-3,535,191,073,391.60-1,405,558,259,928.30

Finding the Fourth Proportional to 2,561,685,528,775.40, 3,535,191,073,391.60 and 1,405,558,259,928.30

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Solution

The fourth proportional to 2,561,685,528,775.40, 3,535,191,073,391.60 and 1,405,558,259,928.30 is: 1,939,706,087,189.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,685,528,775.40 : 3,535,191,073,391.60 = 1,405,558,259,928.30 : x
  2. Step 2: Convert to fraction form
    2,561,685,528,775.40/3,535,191,073,391.60 = 1,405,558,259,928.30/x
  3. Step 3: Cross multiply
    2,561,685,528,775.40x = 3,535,191,073,391.60 × 1,405,558,259,928.30
  4. Step 4: Simplify right side
    2,561,685,528,775.40x = 4,968,917,013,630,357,178,679,296
  5. Step 5: Solve for x
    x = 4,968,917,013,630,357,178,679,296/2,561,685,528,775.40
  6. Step 6: Final answer
    x = 1,939,706,087,189.29

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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.