Home / 325,557,331.20-488,335,996.80-110,146,579.20

Finding the Fourth Proportional to 325,557,331.20, 488,335,996.80 and 110,146,579.20

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Solution

The fourth proportional to 325,557,331.20, 488,335,996.80 and 110,146,579.20 is: 165,219,868.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,557,331.20 : 488,335,996.80 = 110,146,579.20 : x
  2. Step 2: Convert to fraction form
    325,557,331.20/488,335,996.80 = 110,146,579.20/x
  3. Step 3: Cross multiply
    325,557,331.20x = 488,335,996.80 × 110,146,579.20
  4. Step 4: Simplify right side
    325,557,331.20x = 53,788,539,547,742,152
  5. Step 5: Solve for x
    x = 53,788,539,547,742,152/325,557,331.20
  6. Step 6: Final answer
    x = 165,219,868.80

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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.