Home / 530,454,069.36-795,800,390.76-161,958,196.08

Finding the Fourth Proportional to 530,454,069.36, 795,800,390.76 and 161,958,196.08

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Solution

The fourth proportional to 530,454,069.36, 795,800,390.76 and 161,958,196.08 is: 242,973,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,454,069.36 : 795,800,390.76 = 161,958,196.08 : x
  2. Step 2: Convert to fraction form
    530,454,069.36/795,800,390.76 = 161,958,196.08/x
  3. Step 3: Cross multiply
    530,454,069.36x = 795,800,390.76 × 161,958,196.08
  4. Step 4: Simplify right side
    530,454,069.36x = 128,886,395,727,248,704
  5. Step 5: Solve for x
    x = 128,886,395,727,248,704/530,454,069.36
  6. Step 6: Final answer
    x = 242,973,714.73

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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.