Home / 1,430,972,049.53-2,146,458,822.93-448,475,109.50

Finding the Fourth Proportional to 1,430,972,049.53, 2,146,458,822.93 and 448,475,109.50

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Solution

The fourth proportional to 1,430,972,049.53, 2,146,458,822.93 and 448,475,109.50 is: 672,712,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,972,049.53 : 2,146,458,822.93 = 448,475,109.50 : x
  2. Step 2: Convert to fraction form
    1,430,972,049.53/2,146,458,822.93 = 448,475,109.50/x
  3. Step 3: Cross multiply
    1,430,972,049.53x = 2,146,458,822.93 × 448,475,109.50
  4. Step 4: Simplify right side
    1,430,972,049.53x = 962,633,355,640,040,576
  5. Step 5: Solve for x
    x = 962,633,355,640,040,576/1,430,972,049.53
  6. Step 6: Final answer
    x = 672,712,898.87

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1.5x scale

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.