Home / 122,268,533.40-183,402,800.10-81,453,864.60

Finding the Fourth Proportional to 122,268,533.40, 183,402,800.10 and 81,453,864.60

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Solution

The fourth proportional to 122,268,533.40, 183,402,800.10 and 81,453,864.60 is: 122,180,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,268,533.40 : 183,402,800.10 = 81,453,864.60 : x
  2. Step 2: Convert to fraction form
    122,268,533.40/183,402,800.10 = 81,453,864.60/x
  3. Step 3: Cross multiply
    122,268,533.40x = 183,402,800.10 × 81,453,864.60
  4. Step 4: Simplify right side
    122,268,533.40x = 14,938,866,846,606,264
  5. Step 5: Solve for x
    x = 14,938,866,846,606,264/122,268,533.40
  6. Step 6: Final answer
    x = 122,180,796.90

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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.