Home / 193,130,488.46-266,521,971.89-105,026,400.67

Finding the Fourth Proportional to 193,130,488.46, 266,521,971.89 and 105,026,400.67

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Solution

The fourth proportional to 193,130,488.46, 266,521,971.89 and 105,026,400.67 is: 144,937,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,130,488.46 : 266,521,971.89 = 105,026,400.67 : x
  2. Step 2: Convert to fraction form
    193,130,488.46/266,521,971.89 = 105,026,400.67/x
  3. Step 3: Cross multiply
    193,130,488.46x = 266,521,971.89 × 105,026,400.67
  4. Step 4: Simplify right side
    193,130,488.46x = 27,991,843,405,219,876
  5. Step 5: Solve for x
    x = 27,991,843,405,219,876/193,130,488.46
  6. Step 6: Final answer
    x = 144,937,464.97

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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.