Home / 1,456,659,766.95-2,009,731,555.89-891,555,529.83

Finding the Fourth Proportional to 1,456,659,766.95, 2,009,731,555.89 and 891,555,529.83

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Solution

The fourth proportional to 1,456,659,766.95, 2,009,731,555.89 and 891,555,529.83 is: 1,230,065,745.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,659,766.95 : 2,009,731,555.89 = 891,555,529.83 : x
  2. Step 2: Convert to fraction form
    1,456,659,766.95/2,009,731,555.89 = 891,555,529.83/x
  3. Step 3: Cross multiply
    1,456,659,766.95x = 2,009,731,555.89 × 891,555,529.83
  4. Step 4: Simplify right side
    1,456,659,766.95x = 1,791,787,282,127,579,392
  5. Step 5: Solve for x
    x = 1,791,787,282,127,579,392/1,456,659,766.95
  6. Step 6: Final answer
    x = 1,230,065,745.47

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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.