Home / 170,355,628.80-255,533,443.20-102,163,219.20

Finding the Fourth Proportional to 170,355,628.80, 255,533,443.20 and 102,163,219.20

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Solution

The fourth proportional to 170,355,628.80, 255,533,443.20 and 102,163,219.20 is: 153,244,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,355,628.80 : 255,533,443.20 = 102,163,219.20 : x
  2. Step 2: Convert to fraction form
    170,355,628.80/255,533,443.20 = 102,163,219.20/x
  3. Step 3: Cross multiply
    170,355,628.80x = 255,533,443.20 × 102,163,219.20
  4. Step 4: Simplify right side
    170,355,628.80x = 26,106,119,170,572,348
  5. Step 5: Solve for x
    x = 26,106,119,170,572,348/170,355,628.80
  6. Step 6: Final answer
    x = 153,244,828.80

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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.