Home / 89,027,586.51-122,864,885.13-56,016,132.33

Finding the Fourth Proportional to 89,027,586.51, 122,864,885.13 and 56,016,132.33

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Solution

The fourth proportional to 89,027,586.51, 122,864,885.13 and 56,016,132.33 is: 77,306,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027,586.51 : 122,864,885.13 = 56,016,132.33 : x
  2. Step 2: Convert to fraction form
    89,027,586.51/122,864,885.13 = 56,016,132.33/x
  3. Step 3: Cross multiply
    89,027,586.51x = 122,864,885.13 × 56,016,132.33
  4. Step 4: Simplify right side
    89,027,586.51x = 6,882,415,664,152,329
  5. Step 5: Solve for x
    x = 6,882,415,664,152,329/89,027,586.51
  6. Step 6: Final answer
    x = 77,306,551.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.