Home / 180,166,540.20-270,249,810.30-103,639,036.20

Finding the Fourth Proportional to 180,166,540.20, 270,249,810.30 and 103,639,036.20

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Solution

The fourth proportional to 180,166,540.20, 270,249,810.30 and 103,639,036.20 is: 155,458,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,166,540.20 : 270,249,810.30 = 103,639,036.20 : x
  2. Step 2: Convert to fraction form
    180,166,540.20/270,249,810.30 = 103,639,036.20/x
  3. Step 3: Cross multiply
    180,166,540.20x = 270,249,810.30 × 103,639,036.20
  4. Step 4: Simplify right side
    180,166,540.20x = 28,008,429,872,724,836
  5. Step 5: Solve for x
    x = 28,008,429,872,724,836/180,166,540.20
  6. Step 6: Final answer
    x = 155,458,554.30

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1.5x scale

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.