Home / 1,538,445,408.60-2,307,668,112.90-1,385,264,429.40

Finding the Fourth Proportional to 1,538,445,408.60, 2,307,668,112.90 and 1,385,264,429.40

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Solution

The fourth proportional to 1,538,445,408.60, 2,307,668,112.90 and 1,385,264,429.40 is: 2,077,896,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,445,408.60 : 2,307,668,112.90 = 1,385,264,429.40 : x
  2. Step 2: Convert to fraction form
    1,538,445,408.60/2,307,668,112.90 = 1,385,264,429.40/x
  3. Step 3: Cross multiply
    1,538,445,408.60x = 2,307,668,112.90 × 1,385,264,429.40
  4. Step 4: Simplify right side
    1,538,445,408.60x = 3,196,730,551,660,993,536
  5. Step 5: Solve for x
    x = 3,196,730,551,660,993,536/1,538,445,408.60
  6. Step 6: Final answer
    x = 2,077,896,644.10

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