Home / 122,083,685.20-183,125,527.80-112,730,323.60

Finding the Fourth Proportional to 122,083,685.20, 183,125,527.80 and 112,730,323.60

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Solution

The fourth proportional to 122,083,685.20, 183,125,527.80 and 112,730,323.60 is: 169,095,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,083,685.20 : 183,125,527.80 = 112,730,323.60 : x
  2. Step 2: Convert to fraction form
    122,083,685.20/183,125,527.80 = 112,730,323.60/x
  3. Step 3: Cross multiply
    122,083,685.20x = 183,125,527.80 × 112,730,323.60
  4. Step 4: Simplify right side
    122,083,685.20x = 20,643,800,008,314,796
  5. Step 5: Solve for x
    x = 20,643,800,008,314,796/122,083,685.20
  6. Step 6: Final answer
    x = 169,095,485.40

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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.