Home / 103,370,247.03-142,650,954.45-56,327,328.39

Finding the Fourth Proportional to 103,370,247.03, 142,650,954.45 and 56,327,328.39

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Solution

The fourth proportional to 103,370,247.03, 142,650,954.45 and 56,327,328.39 is: 77,731,720.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,370,247.03 : 142,650,954.45 = 56,327,328.39 : x
  2. Step 2: Convert to fraction form
    103,370,247.03/142,650,954.45 = 56,327,328.39/x
  3. Step 3: Cross multiply
    103,370,247.03x = 142,650,954.45 × 56,327,328.39
  4. Step 4: Simplify right side
    103,370,247.03x = 8,035,147,156,452,081
  5. Step 5: Solve for x
    x = 8,035,147,156,452,081/103,370,247.03
  6. Step 6: Final answer
    x = 77,731,720.56

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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.