Home / 742,883,579.46-1,114,330,117.70-218,250,535.50

Finding the Fourth Proportional to 742,883,579.46, 1,114,330,117.70 and 218,250,535.50

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Solution

The fourth proportional to 742,883,579.46, 1,114,330,117.70 and 218,250,535.50 is: 327,377,198.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,883,579.46 : 1,114,330,117.70 = 218,250,535.50 : x
  2. Step 2: Convert to fraction form
    742,883,579.46/1,114,330,117.70 = 218,250,535.50/x
  3. Step 3: Cross multiply
    742,883,579.46x = 1,114,330,117.70 × 218,250,535.50
  4. Step 4: Simplify right side
    742,883,579.46x = 243,203,144,911,803,040
  5. Step 5: Solve for x
    x = 243,203,144,911,803,040/742,883,579.46
  6. Step 6: Final answer
    x = 327,377,198.31

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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.