Home / 166,586,704.80-249,903,307.60-69,520,162.40

Finding the Fourth Proportional to 166,586,704.80, 249,903,307.60 and 69,520,162.40

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Solution

The fourth proportional to 166,586,704.80, 249,903,307.60 and 69,520,162.40 is: 104,289,946.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,586,704.80 : 249,903,307.60 = 69,520,162.40 : x
  2. Step 2: Convert to fraction form
    166,586,704.80/249,903,307.60 = 69,520,162.40/x
  3. Step 3: Cross multiply
    166,586,704.80x = 249,903,307.60 × 69,520,162.40
  4. Step 4: Simplify right side
    166,586,704.80x = 17,373,318,528,649,156
  5. Step 5: Solve for x
    x = 17,373,318,528,649,156/166,586,704.80
  6. Step 6: Final answer
    x = 104,289,946.48

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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.