Home / 497,712,090.40-746,568,135.60-186,819,105.40

Finding the Fourth Proportional to 497,712,090.40, 746,568,135.60 and 186,819,105.40

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Solution

The fourth proportional to 497,712,090.40, 746,568,135.60 and 186,819,105.40 is: 280,228,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,712,090.40 : 746,568,135.60 = 186,819,105.40 : x
  2. Step 2: Convert to fraction form
    497,712,090.40/746,568,135.60 = 186,819,105.40/x
  3. Step 3: Cross multiply
    497,712,090.40x = 746,568,135.60 × 186,819,105.40
  4. Step 4: Simplify right side
    497,712,090.40x = 139,473,191,212,937,904
  5. Step 5: Solve for x
    x = 139,473,191,212,937,904/497,712,090.40
  6. Step 6: Final answer
    x = 280,228,658.10

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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.