Home / 255,601,816.80-383,458,712.40-83,049,266.40

Finding the Fourth Proportional to 255,601,816.80, 383,458,712.40 and 83,049,266.40

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Solution

The fourth proportional to 255,601,816.80, 383,458,712.40 and 83,049,266.40 is: 124,592,090.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,601,816.80 : 383,458,712.40 = 83,049,266.40 : x
  2. Step 2: Convert to fraction form
    255,601,816.80/383,458,712.40 = 83,049,266.40/x
  3. Step 3: Cross multiply
    255,601,816.80x = 383,458,712.40 × 83,049,266.40
  4. Step 4: Simplify right side
    255,601,816.80x = 31,845,964,759,508,584
  5. Step 5: Solve for x
    x = 31,845,964,759,508,584/255,601,816.80
  6. Step 6: Final answer
    x = 124,592,090.77

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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.