Home / 1,200,470,585.50-1,656,649,407.99-651,049,529.50

Finding the Fourth Proportional to 1,200,470,585.50, 1,656,649,407.99 and 651,049,529.50

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Solution

The fourth proportional to 1,200,470,585.50, 1,656,649,407.99 and 651,049,529.50 is: 898,448,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,470,585.50 : 1,656,649,407.99 = 651,049,529.50 : x
  2. Step 2: Convert to fraction form
    1,200,470,585.50/1,656,649,407.99 = 651,049,529.50/x
  3. Step 3: Cross multiply
    1,200,470,585.50x = 1,656,649,407.99 × 651,049,529.50
  4. Step 4: Simplify right side
    1,200,470,585.50x = 1,078,560,817,618,343,040
  5. Step 5: Solve for x
    x = 1,078,560,817,618,343,040/1,200,470,585.50
  6. Step 6: Final answer
    x = 898,448,350.71

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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.