Home / 120,664,069.39-180,997,785.80-34,402,476.25

Finding the Fourth Proportional to 120,664,069.39, 180,997,785.80 and 34,402,476.25

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Solution

The fourth proportional to 120,664,069.39, 180,997,785.80 and 34,402,476.25 is: 51,604,193.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,664,069.39 : 180,997,785.80 = 34,402,476.25 : x
  2. Step 2: Convert to fraction form
    120,664,069.39/180,997,785.80 = 34,402,476.25/x
  3. Step 3: Cross multiply
    120,664,069.39x = 180,997,785.80 × 34,402,476.25
  4. Step 4: Simplify right side
    120,664,069.39x = 6,226,772,027,470,332
  5. Step 5: Solve for x
    x = 6,226,772,027,470,332/120,664,069.39
  6. Step 6: Final answer
    x = 51,604,193.85

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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.