Home / 180,872,768.10-249,498,162.33-113,785,041.54

Finding the Fourth Proportional to 180,872,768.10, 249,498,162.33 and 113,785,041.54

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Solution

The fourth proportional to 180,872,768.10, 249,498,162.33 and 113,785,041.54 is: 156,956,511.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,872,768.10 : 249,498,162.33 = 113,785,041.54 : x
  2. Step 2: Convert to fraction form
    180,872,768.10/249,498,162.33 = 113,785,041.54/x
  3. Step 3: Cross multiply
    180,872,768.10x = 249,498,162.33 × 113,785,041.54
  4. Step 4: Simplify right side
    180,872,768.10x = 28,389,158,764,872,716
  5. Step 5: Solve for x
    x = 28,389,158,764,872,716/180,872,768.10
  6. Step 6: Final answer
    x = 156,956,511.82

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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.