Home / 124,524,833.40-186,535,307.70-86,229,588.60

Finding the Fourth Proportional to 124,524,833.40, 186,535,307.70 and 86,229,588.60

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Solution

The fourth proportional to 124,524,833.40, 186,535,307.70 and 86,229,588.60 is: 129,169,920.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,524,833.40 : 186,535,307.70 = 86,229,588.60 : x
  2. Step 2: Convert to fraction form
    124,524,833.40/186,535,307.70 = 86,229,588.60/x
  3. Step 3: Cross multiply
    124,524,833.40x = 186,535,307.70 × 86,229,588.60
  4. Step 4: Simplify right side
    124,524,833.40x = 16,084,862,842,345,410
  5. Step 5: Solve for x
    x = 16,084,862,842,345,410/124,524,833.40
  6. Step 6: Final answer
    x = 129,169,920.59

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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.