Home / 89,113,288.40-133,669,932.60-58,502,286.80

Finding the Fourth Proportional to 89,113,288.40, 133,669,932.60 and 58,502,286.80

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Solution

The fourth proportional to 89,113,288.40, 133,669,932.60 and 58,502,286.80 is: 87,753,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,113,288.40 : 133,669,932.60 = 58,502,286.80 : x
  2. Step 2: Convert to fraction form
    89,113,288.40/133,669,932.60 = 58,502,286.80/x
  3. Step 3: Cross multiply
    89,113,288.40x = 133,669,932.60 × 58,502,286.80
  4. Step 4: Simplify right side
    89,113,288.40x = 7,819,996,733,501,869
  5. Step 5: Solve for x
    x = 7,819,996,733,501,869/89,113,288.40
  6. Step 6: Final answer
    x = 87,753,430.20

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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.