Home / 121,490,607.60-182,235,911.40-30,614,196.60

Finding the Fourth Proportional to 121,490,607.60, 182,235,911.40 and 30,614,196.60

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Solution

The fourth proportional to 121,490,607.60, 182,235,911.40 and 30,614,196.60 is: 45,921,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,490,607.60 : 182,235,911.40 = 30,614,196.60 : x
  2. Step 2: Convert to fraction form
    121,490,607.60/182,235,911.40 = 30,614,196.60/x
  3. Step 3: Cross multiply
    121,490,607.60x = 182,235,911.40 × 30,614,196.60
  4. Step 4: Simplify right side
    121,490,607.60x = 5,579,006,019,179,782
  5. Step 5: Solve for x
    x = 5,579,006,019,179,782/121,490,607.60
  6. Step 6: Final answer
    x = 45,921,294.90

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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.