Home / 108,325,134.55-149,476,074.18-60,642,999.92

Finding the Fourth Proportional to 108,325,134.55, 149,476,074.18 and 60,642,999.92

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Solution

The fourth proportional to 108,325,134.55, 149,476,074.18 and 60,642,999.92 is: 83,680,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,325,134.55 : 149,476,074.18 = 60,642,999.92 : x
  2. Step 2: Convert to fraction form
    108,325,134.55/149,476,074.18 = 60,642,999.92/x
  3. Step 3: Cross multiply
    108,325,134.55x = 149,476,074.18 × 60,642,999.92
  4. Step 4: Simplify right side
    108,325,134.55x = 9,064,677,554,236,440
  5. Step 5: Solve for x
    x = 9,064,677,554,236,440/108,325,134.55
  6. Step 6: Final answer
    x = 83,680,279.67

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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.