Home / 1,138,688,658-1,708,107,932.35-298,351,978.29

Finding the Fourth Proportional to 1,138,688,658, 1,708,107,932.35 and 298,351,978.29

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Solution

The fourth proportional to 1,138,688,658, 1,708,107,932.35 and 298,351,978.29 is: 447,547,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,688,658 : 1,708,107,932.35 = 298,351,978.29 : x
  2. Step 2: Convert to fraction form
    1,138,688,658/1,708,107,932.35 = 298,351,978.29/x
  3. Step 3: Cross multiply
    1,138,688,658x = 1,708,107,932.35 × 298,351,978.29
  4. Step 4: Simplify right side
    1,138,688,658x = 509,617,380,749,851,904
  5. Step 5: Solve for x
    x = 509,617,380,749,851,904/1,138,688,658
  6. Step 6: Final answer
    x = 447,547,604.14

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