Home / 629,857,135.60-944,785,703.40-169,778,820.40

Finding the Fourth Proportional to 629,857,135.60, 944,785,703.40 and 169,778,820.40

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Solution

The fourth proportional to 629,857,135.60, 944,785,703.40 and 169,778,820.40 is: 254,668,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,135.60 : 944,785,703.40 = 169,778,820.40 : x
  2. Step 2: Convert to fraction form
    629,857,135.60/944,785,703.40 = 169,778,820.40/x
  3. Step 3: Cross multiply
    629,857,135.60x = 944,785,703.40 × 169,778,820.40
  4. Step 4: Simplify right side
    629,857,135.60x = 160,404,602,254,036,256
  5. Step 5: Solve for x
    x = 160,404,602,254,036,256/629,857,135.60
  6. Step 6: Final answer
    x = 254,668,230.60

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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.