Home / 3,878,736,326.51-5,818,104,566.73-931,015,944.96

Finding the Fourth Proportional to 3,878,736,326.51, 5,818,104,566.73 and 931,015,944.96

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Solution

The fourth proportional to 3,878,736,326.51, 5,818,104,566.73 and 931,015,944.96 is: 1,396,523,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,736,326.51 : 5,818,104,566.73 = 931,015,944.96 : x
  2. Step 2: Convert to fraction form
    3,878,736,326.51/5,818,104,566.73 = 931,015,944.96/x
  3. Step 3: Cross multiply
    3,878,736,326.51x = 5,818,104,566.73 × 931,015,944.96
  4. Step 4: Simplify right side
    3,878,736,326.51x = 5,416,748,121,070,222,336
  5. Step 5: Solve for x
    x = 5,416,748,121,070,222,336/3,878,736,326.51
  6. Step 6: Final answer
    x = 1,396,523,935.92

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1.5x scale

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.