Home / 355,065,011.80-532,576,260.42-147,751,063

Finding the Fourth Proportional to 355,065,011.80, 532,576,260.42 and 147,751,063

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Solution

The fourth proportional to 355,065,011.80, 532,576,260.42 and 147,751,063 is: 221,617,748.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,065,011.80 : 532,576,260.42 = 147,751,063 : x
  2. Step 2: Convert to fraction form
    355,065,011.80/532,576,260.42 = 147,751,063/x
  3. Step 3: Cross multiply
    355,065,011.80x = 532,576,260.42 × 147,751,063
  4. Step 4: Simplify right side
    355,065,011.80x = 78,688,708,605,619,824
  5. Step 5: Solve for x
    x = 78,688,708,605,619,824/355,065,011.80
  6. Step 6: Final answer
    x = 221,617,748.84

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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.