Home / 122,046,051.60-183,069,077.40-64,516,093.20

Finding the Fourth Proportional to 122,046,051.60, 183,069,077.40 and 64,516,093.20

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Solution

The fourth proportional to 122,046,051.60, 183,069,077.40 and 64,516,093.20 is: 96,774,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,046,051.60 : 183,069,077.40 = 64,516,093.20 : x
  2. Step 2: Convert to fraction form
    122,046,051.60/183,069,077.40 = 64,516,093.20/x
  3. Step 3: Cross multiply
    122,046,051.60x = 183,069,077.40 × 64,516,093.20
  4. Step 4: Simplify right side
    122,046,051.60x = 11,810,901,659,576,414
  5. Step 5: Solve for x
    x = 11,810,901,659,576,414/122,046,051.60
  6. Step 6: Final answer
    x = 96,774,139.80

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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.