Home / 886,683,075,690.12-1,329,308,868,446.70-815,112,381,780.96

Finding the Fourth Proportional to 886,683,075,690.12, 1,329,308,868,446.70 and 815,112,381,780.96

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Solution

The fourth proportional to 886,683,075,690.12, 1,329,308,868,446.70 and 815,112,381,780.96 is: 1,222,010,600,618.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,683,075,690.12 : 1,329,308,868,446.70 = 815,112,381,780.96 : x
  2. Step 2: Convert to fraction form
    886,683,075,690.12/1,329,308,868,446.70 = 815,112,381,780.96/x
  3. Step 3: Cross multiply
    886,683,075,690.12x = 1,329,308,868,446.70 × 815,112,381,780.96
  4. Step 4: Simplify right side
    886,683,075,690.12x = 1,083,536,117,882,142,410,670,080
  5. Step 5: Solve for x
    x = 1,083,536,117,882,142,410,670,080/886,683,075,690.12
  6. Step 6: Final answer
    x = 1,222,010,600,618.27

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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.