Home / 70,233,047.73-105,139,676.09-42,482,984.89

Finding the Fourth Proportional to 70,233,047.73, 105,139,676.09 and 42,482,984.89

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Solution

The fourth proportional to 70,233,047.73, 105,139,676.09 and 42,482,984.89 is: 63,597,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,233,047.73 : 105,139,676.09 = 42,482,984.89 : x
  2. Step 2: Convert to fraction form
    70,233,047.73/105,139,676.09 = 42,482,984.89/x
  3. Step 3: Cross multiply
    70,233,047.73x = 105,139,676.09 × 42,482,984.89
  4. Step 4: Simplify right side
    70,233,047.73x = 4,466,647,270,458,549
  5. Step 5: Solve for x
    x = 4,466,647,270,458,549/70,233,047.73
  6. Step 6: Final answer
    x = 63,597,514.49

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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.