Home / 187,264,511.56-280,590,023.82-99,733,095.16

Finding the Fourth Proportional to 187,264,511.56, 280,590,023.82 and 99,733,095.16

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Solution

The fourth proportional to 187,264,511.56, 280,590,023.82 and 99,733,095.16 is: 149,436,277.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,264,511.56 : 280,590,023.82 = 99,733,095.16 : x
  2. Step 2: Convert to fraction form
    187,264,511.56/280,590,023.82 = 99,733,095.16/x
  3. Step 3: Cross multiply
    187,264,511.56x = 280,590,023.82 × 99,733,095.16
  4. Step 4: Simplify right side
    187,264,511.56x = 27,984,111,546,586,724
  5. Step 5: Solve for x
    x = 27,984,111,546,586,724/187,264,511.56
  6. Step 6: Final answer
    x = 149,436,277.67

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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.