Home / 1,905,395,744.73-2,857,776,611.39-577,107,978.01

Finding the Fourth Proportional to 1,905,395,744.73, 2,857,776,611.39 and 577,107,978.01

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Solution

The fourth proportional to 1,905,395,744.73, 2,857,776,611.39 and 577,107,978.01 is: 865,565,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,395,744.73 : 2,857,776,611.39 = 577,107,978.01 : x
  2. Step 2: Convert to fraction form
    1,905,395,744.73/2,857,776,611.39 = 577,107,978.01/x
  3. Step 3: Cross multiply
    1,905,395,744.73x = 2,857,776,611.39 × 577,107,978.01
  4. Step 4: Simplify right side
    1,905,395,744.73x = 1,649,245,681,803,552,256
  5. Step 5: Solve for x
    x = 1,649,245,681,803,552,256/1,905,395,744.73
  6. Step 6: Final answer
    x = 865,565,952.04

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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.