Home / 156,873,899.97-235,339,574.81-64,707,358.55

Finding the Fourth Proportional to 156,873,899.97, 235,339,574.81 and 64,707,358.55

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Solution

The fourth proportional to 156,873,899.97, 235,339,574.81 and 64,707,358.55 is: 97,072,886.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,873,899.97 : 235,339,574.81 = 64,707,358.55 : x
  2. Step 2: Convert to fraction form
    156,873,899.97/235,339,574.81 = 64,707,358.55/x
  3. Step 3: Cross multiply
    156,873,899.97x = 235,339,574.81 × 64,707,358.55
  4. Step 4: Simplify right side
    156,873,899.97x = 15,228,202,246,734,984
  5. Step 5: Solve for x
    x = 15,228,202,246,734,984/156,873,899.97
  6. Step 6: Final answer
    x = 97,072,886.25

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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.