Home / 262,108,984.60-393,415,419.30-132,862,533.40

Finding the Fourth Proportional to 262,108,984.60, 393,415,419.30 and 132,862,533.40

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Solution

The fourth proportional to 262,108,984.60, 393,415,419.30 and 132,862,533.40 is: 199,421,509.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,108,984.60 : 393,415,419.30 = 132,862,533.40 : x
  2. Step 2: Convert to fraction form
    262,108,984.60/393,415,419.30 = 132,862,533.40/x
  3. Step 3: Cross multiply
    262,108,984.60x = 393,415,419.30 × 132,862,533.40
  4. Step 4: Simplify right side
    262,108,984.60x = 52,270,169,286,821,256
  5. Step 5: Solve for x
    x = 52,270,169,286,821,256/262,108,984.60
  6. Step 6: Final answer
    x = 199,421,509.21

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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.