Home / 434,560,025.70-651,955,512.15-188,811,209.70

Finding the Fourth Proportional to 434,560,025.70, 651,955,512.15 and 188,811,209.70

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Solution

The fourth proportional to 434,560,025.70, 651,955,512.15 and 188,811,209.70 is: 283,266,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,560,025.70 : 651,955,512.15 = 188,811,209.70 : x
  2. Step 2: Convert to fraction form
    434,560,025.70/651,955,512.15 = 188,811,209.70/x
  3. Step 3: Cross multiply
    434,560,025.70x = 651,955,512.15 × 188,811,209.70
  4. Step 4: Simplify right side
    434,560,025.70x = 123,096,508,919,624,528
  5. Step 5: Solve for x
    x = 123,096,508,919,624,528/434,560,025.70
  6. Step 6: Final answer
    x = 283,266,986.47

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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.