Home / 355,104,101.60-532,656,152.40-99,802,469.60

Finding the Fourth Proportional to 355,104,101.60, 532,656,152.40 and 99,802,469.60

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Solution

The fourth proportional to 355,104,101.60, 532,656,152.40 and 99,802,469.60 is: 149,703,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,104,101.60 : 532,656,152.40 = 99,802,469.60 : x
  2. Step 2: Convert to fraction form
    355,104,101.60/532,656,152.40 = 99,802,469.60/x
  3. Step 3: Cross multiply
    355,104,101.60x = 532,656,152.40 × 99,802,469.60
  4. Step 4: Simplify right side
    355,104,101.60x = 53,160,399,457,153,960
  5. Step 5: Solve for x
    x = 53,160,399,457,153,960/355,104,101.60
  6. Step 6: Final answer
    x = 149,703,704.40

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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.