Home / 5,507,980,878.51-8,263,592,295.72-1,777,202,281.56

Finding the Fourth Proportional to 5,507,980,878.51, 8,263,592,295.72 and 1,777,202,281.56

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Solution

The fourth proportional to 5,507,980,878.51, 8,263,592,295.72 and 1,777,202,281.56 is: 2,666,326,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,980,878.51 : 8,263,592,295.72 = 1,777,202,281.56 : x
  2. Step 2: Convert to fraction form
    5,507,980,878.51/8,263,592,295.72 = 1,777,202,281.56/x
  3. Step 3: Cross multiply
    5,507,980,878.51x = 8,263,592,295.72 × 1,777,202,281.56
  4. Step 4: Simplify right side
    5,507,980,878.51x = 14,686,075,081,835,223,040
  5. Step 5: Solve for x
    x = 14,686,075,081,835,223,040/5,507,980,878.51
  6. Step 6: Final answer
    x = 2,666,326,446.25

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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.