Home / 331,574,019.40-497,361,029.10-234,828,137.80

Finding the Fourth Proportional to 331,574,019.40, 497,361,029.10 and 234,828,137.80

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Solution

The fourth proportional to 331,574,019.40, 497,361,029.10 and 234,828,137.80 is: 352,242,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,574,019.40 : 497,361,029.10 = 234,828,137.80 : x
  2. Step 2: Convert to fraction form
    331,574,019.40/497,361,029.10 = 234,828,137.80/x
  3. Step 3: Cross multiply
    331,574,019.40x = 497,361,029.10 × 234,828,137.80
  4. Step 4: Simplify right side
    331,574,019.40x = 116,794,364,277,844,624
  5. Step 5: Solve for x
    x = 116,794,364,277,844,624/331,574,019.40
  6. Step 6: Final answer
    x = 352,242,206.70

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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.