Home / 156,964,098.48-235,287,873.72-98,713,405.32

Finding the Fourth Proportional to 156,964,098.48, 235,287,873.72 and 98,713,405.32

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Solution

The fourth proportional to 156,964,098.48, 235,287,873.72 and 98,713,405.32 is: 147,970,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,964,098.48 : 235,287,873.72 = 98,713,405.32 : x
  2. Step 2: Convert to fraction form
    156,964,098.48/235,287,873.72 = 98,713,405.32/x
  3. Step 3: Cross multiply
    156,964,098.48x = 235,287,873.72 × 98,713,405.32
  4. Step 4: Simplify right side
    156,964,098.48x = 23,226,067,245,403,336
  5. Step 5: Solve for x
    x = 23,226,067,245,403,336/156,964,098.48
  6. Step 6: Final answer
    x = 147,970,570.79

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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.