Home / 157,073,637.98-235,292,024.28-72,824,684.60

Finding the Fourth Proportional to 157,073,637.98, 235,292,024.28 and 72,824,684.60

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Solution

The fourth proportional to 157,073,637.98, 235,292,024.28 and 72,824,684.60 is: 109,089,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,073,637.98 : 235,292,024.28 = 72,824,684.60 : x
  2. Step 2: Convert to fraction form
    157,073,637.98/235,292,024.28 = 72,824,684.60/x
  3. Step 3: Cross multiply
    157,073,637.98x = 235,292,024.28 × 72,824,684.60
  4. Step 4: Simplify right side
    157,073,637.98x = 17,135,067,457,086,540
  5. Step 5: Solve for x
    x = 17,135,067,457,086,540/157,073,637.98
  6. Step 6: Final answer
    x = 109,089,390.67

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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.