Home / 361,023,079,537.34-498,205,147,339.80-198,439,249,764.32

Finding the Fourth Proportional to 361,023,079,537.34, 498,205,147,339.80 and 198,439,249,764.32

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Solution

The fourth proportional to 361,023,079,537.34, 498,205,147,339.80 and 198,439,249,764.32 is: 273,842,480,634.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,023,079,537.34 : 498,205,147,339.80 = 198,439,249,764.32 : x
  2. Step 2: Convert to fraction form
    361,023,079,537.34/498,205,147,339.80 = 198,439,249,764.32/x
  3. Step 3: Cross multiply
    361,023,079,537.34x = 498,205,147,339.80 × 198,439,249,764.32
  4. Step 4: Simplify right side
    361,023,079,537.34x = 98,863,455,666,832,425,353,216
  5. Step 5: Solve for x
    x = 98,863,455,666,832,425,353,216/361,023,079,537.34
  6. Step 6: Final answer
    x = 273,842,480,634.56

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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.