Home / 124,538,284.80-186,807,427.20-118,586,145.60

Finding the Fourth Proportional to 124,538,284.80, 186,807,427.20 and 118,586,145.60

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Solution

The fourth proportional to 124,538,284.80, 186,807,427.20 and 118,586,145.60 is: 177,879,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,538,284.80 : 186,807,427.20 = 118,586,145.60 : x
  2. Step 2: Convert to fraction form
    124,538,284.80/186,807,427.20 = 118,586,145.60/x
  3. Step 3: Cross multiply
    124,538,284.80x = 186,807,427.20 × 118,586,145.60
  4. Step 4: Simplify right side
    124,538,284.80x = 22,152,772,761,100,596
  5. Step 5: Solve for x
    x = 22,152,772,761,100,596/124,538,284.80
  6. Step 6: Final answer
    x = 177,879,218.40

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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.