Home / 180,166,525.70-270,249,788.55-103,639,021.70

Finding the Fourth Proportional to 180,166,525.70, 270,249,788.55 and 103,639,021.70

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Solution

The fourth proportional to 180,166,525.70, 270,249,788.55 and 103,639,021.70 is: 155,458,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,166,525.70 : 270,249,788.55 = 103,639,021.70 : x
  2. Step 2: Convert to fraction form
    180,166,525.70/270,249,788.55 = 103,639,021.70/x
  3. Step 3: Cross multiply
    180,166,525.70x = 270,249,788.55 × 103,639,021.70
  4. Step 4: Simplify right side
    180,166,525.70x = 28,008,423,699,953,864
  5. Step 5: Solve for x
    x = 28,008,423,699,953,864/180,166,525.70
  6. Step 6: Final answer
    x = 155,458,532.55

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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.