Home / 1,889,578,077.70-2,834,367,116.55-971,248,029.70

Finding the Fourth Proportional to 1,889,578,077.70, 2,834,367,116.55 and 971,248,029.70

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Solution

The fourth proportional to 1,889,578,077.70, 2,834,367,116.55 and 971,248,029.70 is: 1,456,872,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,578,077.70 : 2,834,367,116.55 = 971,248,029.70 : x
  2. Step 2: Convert to fraction form
    1,889,578,077.70/2,834,367,116.55 = 971,248,029.70/x
  3. Step 3: Cross multiply
    1,889,578,077.70x = 2,834,367,116.55 × 971,248,029.70
  4. Step 4: Simplify right side
    1,889,578,077.70x = 2,752,873,477,395,658,240
  5. Step 5: Solve for x
    x = 2,752,873,477,395,658,240/1,889,578,077.70
  6. Step 6: Final answer
    x = 1,456,872,044.55

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Double scale
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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.