Home / 1,431,955,811.63-1,976,084,742.74-796,865,425.32

Finding the Fourth Proportional to 1,431,955,811.63, 1,976,084,742.74 and 796,865,425.32

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Solution

The fourth proportional to 1,431,955,811.63, 1,976,084,742.74 and 796,865,425.32 is: 1,099,666,341.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,955,811.63 : 1,976,084,742.74 = 796,865,425.32 : x
  2. Step 2: Convert to fraction form
    1,431,955,811.63/1,976,084,742.74 = 796,865,425.32/x
  3. Step 3: Cross multiply
    1,431,955,811.63x = 1,976,084,742.74 × 796,865,425.32
  4. Step 4: Simplify right side
    1,431,955,811.63x = 1,574,673,608,995,298,816
  5. Step 5: Solve for x
    x = 1,574,673,608,995,298,816/1,431,955,811.63
  6. Step 6: Final answer
    x = 1,099,666,341.80

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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.