Home / 140,090,559.20-209,852,403.60-97,008,408.80

Finding the Fourth Proportional to 140,090,559.20, 209,852,403.60 and 97,008,408.80

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Solution

The fourth proportional to 140,090,559.20, 209,852,403.60 and 97,008,408.80 is: 145,316,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,090,559.20 : 209,852,403.60 = 97,008,408.80 : x
  2. Step 2: Convert to fraction form
    140,090,559.20/209,852,403.60 = 97,008,408.80/x
  3. Step 3: Cross multiply
    140,090,559.20x = 209,852,403.60 × 97,008,408.80
  4. Step 4: Simplify right side
    140,090,559.20x = 20,357,447,756,091,392
  5. Step 5: Solve for x
    x = 20,357,447,756,091,392/140,090,559.20
  6. Step 6: Final answer
    x = 145,316,343.03

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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.