Home / 736,824,624.48-1,016,907,146.12-419,362,060.96

Finding the Fourth Proportional to 736,824,624.48, 1,016,907,146.12 and 419,362,060.96

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Solution

The fourth proportional to 736,824,624.48, 1,016,907,146.12 and 419,362,060.96 is: 578,770,391.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,824,624.48 : 1,016,907,146.12 = 419,362,060.96 : x
  2. Step 2: Convert to fraction form
    736,824,624.48/1,016,907,146.12 = 419,362,060.96/x
  3. Step 3: Cross multiply
    736,824,624.48x = 1,016,907,146.12 × 419,362,060.96
  4. Step 4: Simplify right side
    736,824,624.48x = 426,452,276,599,738,240
  5. Step 5: Solve for x
    x = 426,452,276,599,738,240/736,824,624.48
  6. Step 6: Final answer
    x = 578,770,391.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.