Home / 180,166,543.70-270,249,815.55-103,639,039.70

Finding the Fourth Proportional to 180,166,543.70, 270,249,815.55 and 103,639,039.70

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Solution

The fourth proportional to 180,166,543.70, 270,249,815.55 and 103,639,039.70 is: 155,458,559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,166,543.70 : 270,249,815.55 = 103,639,039.70 : x
  2. Step 2: Convert to fraction form
    180,166,543.70/270,249,815.55 = 103,639,039.70/x
  3. Step 3: Cross multiply
    180,166,543.70x = 270,249,815.55 × 103,639,039.70
  4. Step 4: Simplify right side
    180,166,543.70x = 28,008,431,362,704,128
  5. Step 5: Solve for x
    x = 28,008,431,362,704,128/180,166,543.70
  6. Step 6: Final answer
    x = 155,458,559.55

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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.