Home / 166,037,344.40-249,056,016.60-105,720,467.60

Finding the Fourth Proportional to 166,037,344.40, 249,056,016.60 and 105,720,467.60

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Solution

The fourth proportional to 166,037,344.40, 249,056,016.60 and 105,720,467.60 is: 158,580,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,037,344.40 : 249,056,016.60 = 105,720,467.60 : x
  2. Step 2: Convert to fraction form
    166,037,344.40/249,056,016.60 = 105,720,467.60/x
  3. Step 3: Cross multiply
    166,037,344.40x = 249,056,016.60 × 105,720,467.60
  4. Step 4: Simplify right side
    166,037,344.40x = 26,330,318,533,545,360
  5. Step 5: Solve for x
    x = 26,330,318,533,545,360/166,037,344.40
  6. Step 6: Final answer
    x = 158,580,701.40

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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.