Home / 446,053,983.49-615,518,408.80-257,894,349.58

Finding the Fourth Proportional to 446,053,983.49, 615,518,408.80 and 257,894,349.58

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Solution

The fourth proportional to 446,053,983.49, 615,518,408.80 and 257,894,349.58 is: 355,873,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,053,983.49 : 615,518,408.80 = 257,894,349.58 : x
  2. Step 2: Convert to fraction form
    446,053,983.49/615,518,408.80 = 257,894,349.58/x
  3. Step 3: Cross multiply
    446,053,983.49x = 615,518,408.80 × 257,894,349.58
  4. Step 4: Simplify right side
    446,053,983.49x = 158,738,719,691,992,544
  5. Step 5: Solve for x
    x = 158,738,719,691,992,544/446,053,983.49
  6. Step 6: Final answer
    x = 355,873,337.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.