Home / 124,809,005.60-187,138,858.80-64,342,829.60

Finding the Fourth Proportional to 124,809,005.60, 187,138,858.80 and 64,342,829.60

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Solution

The fourth proportional to 124,809,005.60, 187,138,858.80 and 64,342,829.60 is: 96,475,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,809,005.60 : 187,138,858.80 = 64,342,829.60 : x
  2. Step 2: Convert to fraction form
    124,809,005.60/187,138,858.80 = 64,342,829.60/x
  3. Step 3: Cross multiply
    124,809,005.60x = 187,138,858.80 × 64,342,829.60
  4. Step 4: Simplify right side
    124,809,005.60x = 12,041,043,703,306,862
  5. Step 5: Solve for x
    x = 12,041,043,703,306,862/124,809,005.60
  6. Step 6: Final answer
    x = 96,475,760.27

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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.