Home / 1,872,134,858.48-2,807,539,903.17-543,886,559.57

Finding the Fourth Proportional to 1,872,134,858.48, 2,807,539,903.17 and 543,886,559.57

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Solution

The fourth proportional to 1,872,134,858.48, 2,807,539,903.17 and 543,886,559.57 is: 815,637,405.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,134,858.48 : 2,807,539,903.17 = 543,886,559.57 : x
  2. Step 2: Convert to fraction form
    1,872,134,858.48/2,807,539,903.17 = 543,886,559.57/x
  3. Step 3: Cross multiply
    1,872,134,858.48x = 2,807,539,903.17 × 543,886,559.57
  4. Step 4: Simplify right side
    1,872,134,858.48x = 1,526,983,218,776,584,704
  5. Step 5: Solve for x
    x = 1,526,983,218,776,584,704/1,872,134,858.48
  6. Step 6: Final answer
    x = 815,637,405.53

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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.