Home / 1,308,180,833.46-1,804,833,680.09-838,541,107.35

Finding the Fourth Proportional to 1,308,180,833.46, 1,804,833,680.09 and 838,541,107.35

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Solution

The fourth proportional to 1,308,180,833.46, 1,804,833,680.09 and 838,541,107.35 is: 1,156,894,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,180,833.46 : 1,804,833,680.09 = 838,541,107.35 : x
  2. Step 2: Convert to fraction form
    1,308,180,833.46/1,804,833,680.09 = 838,541,107.35/x
  3. Step 3: Cross multiply
    1,308,180,833.46x = 1,804,833,680.09 × 838,541,107.35
  4. Step 4: Simplify right side
    1,308,180,833.46x = 1,513,427,232,681,051,648
  5. Step 5: Solve for x
    x = 1,513,427,232,681,051,648/1,308,180,833.46
  6. Step 6: Final answer
    x = 1,156,894,516.39

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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.