Home / 401,120,618.58-553,495,315.22-233,815,020.16

Finding the Fourth Proportional to 401,120,618.58, 553,495,315.22 and 233,815,020.16

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Solution

The fourth proportional to 401,120,618.58, 553,495,315.22 and 233,815,020.16 is: 322,634,919.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,120,618.58 : 553,495,315.22 = 233,815,020.16 : x
  2. Step 2: Convert to fraction form
    401,120,618.58/553,495,315.22 = 233,815,020.16/x
  3. Step 3: Cross multiply
    401,120,618.58x = 553,495,315.22 × 233,815,020.16
  4. Step 4: Simplify right side
    401,120,618.58x = 129,415,518,286,629,856
  5. Step 5: Solve for x
    x = 129,415,518,286,629,856/401,120,618.58
  6. Step 6: Final answer
    x = 322,634,919.00

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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.