Home / 134,888,422.91-202,339,992.60-42,765,498.45

Finding the Fourth Proportional to 134,888,422.91, 202,339,992.60 and 42,765,498.45

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Solution

The fourth proportional to 134,888,422.91, 202,339,992.60 and 42,765,498.45 is: 64,150,580.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,888,422.91 : 202,339,992.60 = 42,765,498.45 : x
  2. Step 2: Convert to fraction form
    134,888,422.91/202,339,992.60 = 42,765,498.45/x
  3. Step 3: Cross multiply
    134,888,422.91x = 202,339,992.60 × 42,765,498.45
  4. Step 4: Simplify right side
    134,888,422.91x = 8,653,170,639,908,312
  5. Step 5: Solve for x
    x = 8,653,170,639,908,312/134,888,422.91
  6. Step 6: Final answer
    x = 64,150,580.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.