Home / 166,536,038.40-249,804,057.60-148,679,620.80

Finding the Fourth Proportional to 166,536,038.40, 249,804,057.60 and 148,679,620.80

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Solution

The fourth proportional to 166,536,038.40, 249,804,057.60 and 148,679,620.80 is: 223,019,431.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,536,038.40 : 249,804,057.60 = 148,679,620.80 : x
  2. Step 2: Convert to fraction form
    166,536,038.40/249,804,057.60 = 148,679,620.80/x
  3. Step 3: Cross multiply
    166,536,038.40x = 249,804,057.60 × 148,679,620.80
  4. Step 4: Simplify right side
    166,536,038.40x = 37,140,772,558,269,360
  5. Step 5: Solve for x
    x = 37,140,772,558,269,360/166,536,038.40
  6. Step 6: Final answer
    x = 223,019,431.20

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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.