Home / 111,476,829.40-167,341,215.30-66,064,211.80

Finding the Fourth Proportional to 111,476,829.40, 167,341,215.30 and 66,064,211.80

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Solution

The fourth proportional to 111,476,829.40, 167,341,215.30 and 66,064,211.80 is: 99,170,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,476,829.40 : 167,341,215.30 = 66,064,211.80 : x
  2. Step 2: Convert to fraction form
    111,476,829.40/167,341,215.30 = 66,064,211.80/x
  3. Step 3: Cross multiply
    111,476,829.40x = 167,341,215.30 × 66,064,211.80
  4. Step 4: Simplify right side
    111,476,829.40x = 11,055,265,490,448,600
  5. Step 5: Solve for x
    x = 11,055,265,490,448,600/111,476,829.40
  6. Step 6: Final answer
    x = 99,170,971.67

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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.