Home / 136,475,417.10-204,713,125.65-84,819,351.90

Finding the Fourth Proportional to 136,475,417.10, 204,713,125.65 and 84,819,351.90

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Solution

The fourth proportional to 136,475,417.10, 204,713,125.65 and 84,819,351.90 is: 127,229,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,475,417.10 : 204,713,125.65 = 84,819,351.90 : x
  2. Step 2: Convert to fraction form
    136,475,417.10/204,713,125.65 = 84,819,351.90/x
  3. Step 3: Cross multiply
    136,475,417.10x = 204,713,125.65 × 84,819,351.90
  4. Step 4: Simplify right side
    136,475,417.10x = 17,363,634,643,056,268
  5. Step 5: Solve for x
    x = 17,363,634,643,056,268/136,475,417.10
  6. Step 6: Final answer
    x = 127,229,027.85

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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.