Home / 1,889,578,057.70-2,834,367,086.55-971,248,009.70

Finding the Fourth Proportional to 1,889,578,057.70, 2,834,367,086.55 and 971,248,009.70

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Solution

The fourth proportional to 1,889,578,057.70, 2,834,367,086.55 and 971,248,009.70 is: 1,456,872,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,578,057.70 : 2,834,367,086.55 = 971,248,009.70 : x
  2. Step 2: Convert to fraction form
    1,889,578,057.70/2,834,367,086.55 = 971,248,009.70/x
  3. Step 3: Cross multiply
    1,889,578,057.70x = 2,834,367,086.55 × 971,248,009.70
  4. Step 4: Simplify right side
    1,889,578,057.70x = 2,752,873,391,570,875,392
  5. Step 5: Solve for x
    x = 2,752,873,391,570,875,392/1,889,578,057.70
  6. Step 6: Final answer
    x = 1,456,872,014.55

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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.