Home / 141,913,487.60-212,870,231.40-51,025,266.80

Finding the Fourth Proportional to 141,913,487.60, 212,870,231.40 and 51,025,266.80

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Solution

The fourth proportional to 141,913,487.60, 212,870,231.40 and 51,025,266.80 is: 76,537,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,913,487.60 : 212,870,231.40 = 51,025,266.80 : x
  2. Step 2: Convert to fraction form
    141,913,487.60/212,870,231.40 = 51,025,266.80/x
  3. Step 3: Cross multiply
    141,913,487.60x = 212,870,231.40 × 51,025,266.80
  4. Step 4: Simplify right side
    141,913,487.60x = 10,861,760,350,962,738
  5. Step 5: Solve for x
    x = 10,861,760,350,962,738/141,913,487.60
  6. Step 6: Final answer
    x = 76,537,900.20

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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.