Home / 262,496,509.60-393,555,807.60-147,516,296.80

Finding the Fourth Proportional to 262,496,509.60, 393,555,807.60 and 147,516,296.80

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Solution

The fourth proportional to 262,496,509.60, 393,555,807.60 and 147,516,296.80 is: 221,168,256.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,496,509.60 : 393,555,807.60 = 147,516,296.80 : x
  2. Step 2: Convert to fraction form
    262,496,509.60/393,555,807.60 = 147,516,296.80/x
  3. Step 3: Cross multiply
    262,496,509.60x = 393,555,807.60 × 147,516,296.80
  4. Step 4: Simplify right side
    262,496,509.60x = 58,055,895,321,285,304
  5. Step 5: Solve for x
    x = 58,055,895,321,285,304/262,496,509.60
  6. Step 6: Final answer
    x = 221,168,256.33

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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.