Home / 779,239,255,742.80-1,074,968,041,476.30-676,211,771,785.32

Finding the Fourth Proportional to 779,239,255,742.80, 1,074,968,041,476.30 and 676,211,771,785.32

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Solution

The fourth proportional to 779,239,255,742.80, 1,074,968,041,476.30 and 676,211,771,785.32 is: 932,840,637,303.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,239,255,742.80 : 1,074,968,041,476.30 = 676,211,771,785.32 : x
  2. Step 2: Convert to fraction form
    779,239,255,742.80/1,074,968,041,476.30 = 676,211,771,785.32/x
  3. Step 3: Cross multiply
    779,239,255,742.80x = 1,074,968,041,476.30 × 676,211,771,785.32
  4. Step 4: Simplify right side
    779,239,255,742.80x = 726,906,043,939,284,131,512,320
  5. Step 5: Solve for x
    x = 726,906,043,939,284,131,512,320/779,239,255,742.80
  6. Step 6: Final answer
    x = 932,840,637,303.84

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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.