Home / 123,494,733.44-185,270,316.48-42,715,633.28

Finding the Fourth Proportional to 123,494,733.44, 185,270,316.48 and 42,715,633.28

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Solution

The fourth proportional to 123,494,733.44, 185,270,316.48 and 42,715,633.28 is: 64,083,209.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,494,733.44 : 185,270,316.48 = 42,715,633.28 : x
  2. Step 2: Convert to fraction form
    123,494,733.44/185,270,316.48 = 42,715,633.28/x
  3. Step 3: Cross multiply
    123,494,733.44x = 185,270,316.48 × 42,715,633.28
  4. Step 4: Simplify right side
    123,494,733.44x = 7,913,938,896,429,220
  5. Step 5: Solve for x
    x = 7,913,938,896,429,220/123,494,733.44
  6. Step 6: Final answer
    x = 64,083,209.67

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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.