Home / 679,533,283.60-1,019,134,289.70-188,233,793.80

Finding the Fourth Proportional to 679,533,283.60, 1,019,134,289.70 and 188,233,793.80

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Solution

The fourth proportional to 679,533,283.60, 1,019,134,289.70 and 188,233,793.80 is: 282,304,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,533,283.60 : 1,019,134,289.70 = 188,233,793.80 : x
  2. Step 2: Convert to fraction form
    679,533,283.60/1,019,134,289.70 = 188,233,793.80/x
  3. Step 3: Cross multiply
    679,533,283.60x = 1,019,134,289.70 × 188,233,793.80
  4. Step 4: Simplify right side
    679,533,283.60x = 191,835,513,741,899,296
  5. Step 5: Solve for x
    x = 191,835,513,741,899,296/679,533,283.60
  6. Step 6: Final answer
    x = 282,304,808.86

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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.