Home / 185,312,289.80-255,624,711.88-115,576,601.24

Finding the Fourth Proportional to 185,312,289.80, 255,624,711.88 and 115,576,601.24

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Solution

The fourth proportional to 185,312,289.80, 255,624,711.88 and 115,576,601.24 is: 159,429,444.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,312,289.80 : 255,624,711.88 = 115,576,601.24 : x
  2. Step 2: Convert to fraction form
    185,312,289.80/255,624,711.88 = 115,576,601.24/x
  3. Step 3: Cross multiply
    185,312,289.80x = 255,624,711.88 × 115,576,601.24
  4. Step 4: Simplify right side
    185,312,289.80x = 29,544,235,392,044,648
  5. Step 5: Solve for x
    x = 29,544,235,392,044,648/185,312,289.80
  6. Step 6: Final answer
    x = 159,429,444.34

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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.