Home / 124,335,181.60-186,428,122.80-63,869,005.60

Finding the Fourth Proportional to 124,335,181.60, 186,428,122.80 and 63,869,005.60

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Solution

The fourth proportional to 124,335,181.60, 186,428,122.80 and 63,869,005.60 is: 95,765,162.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,335,181.60 : 186,428,122.80 = 63,869,005.60 : x
  2. Step 2: Convert to fraction form
    124,335,181.60/186,428,122.80 = 63,869,005.60/x
  3. Step 3: Cross multiply
    124,335,181.60x = 186,428,122.80 × 63,869,005.60
  4. Step 4: Simplify right side
    124,335,181.60x = 11,906,978,819,110,688
  5. Step 5: Solve for x
    x = 11,906,978,819,110,688/124,335,181.60
  6. Step 6: Final answer
    x = 95,765,162.09

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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.