Home / 1,905,395,743.73-2,857,776,609.89-577,107,977.01

Finding the Fourth Proportional to 1,905,395,743.73, 2,857,776,609.89 and 577,107,977.01

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Solution

The fourth proportional to 1,905,395,743.73, 2,857,776,609.89 and 577,107,977.01 is: 865,565,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,395,743.73 : 2,857,776,609.89 = 577,107,977.01 : x
  2. Step 2: Convert to fraction form
    1,905,395,743.73/2,857,776,609.89 = 577,107,977.01/x
  3. Step 3: Cross multiply
    1,905,395,743.73x = 2,857,776,609.89 × 577,107,977.01
  4. Step 4: Simplify right side
    1,905,395,743.73x = 1,649,245,678,080,113,664
  5. Step 5: Solve for x
    x = 1,649,245,678,080,113,664/1,905,395,743.73
  6. Step 6: Final answer
    x = 865,565,950.54

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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.