Home / 599,285,718.12-898,908,315.81-211,098,403.74

Finding the Fourth Proportional to 599,285,718.12, 898,908,315.81 and 211,098,403.74

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Solution

The fourth proportional to 599,285,718.12, 898,908,315.81 and 211,098,403.74 is: 316,640,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,285,718.12 : 898,908,315.81 = 211,098,403.74 : x
  2. Step 2: Convert to fraction form
    599,285,718.12/898,908,315.81 = 211,098,403.74/x
  3. Step 3: Cross multiply
    599,285,718.12x = 898,908,315.81 × 211,098,403.74
  4. Step 4: Simplify right side
    599,285,718.12x = 189,758,110,576,102,816
  5. Step 5: Solve for x
    x = 189,758,110,576,102,816/599,285,718.12
  6. Step 6: Final answer
    x = 316,640,468.54

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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.