Home / 94,295,905-141,443,896.80-42,419,914.76

Finding the Fourth Proportional to 94,295,905, 141,443,896.80 and 42,419,914.76

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Solution

The fourth proportional to 94,295,905, 141,443,896.80 and 42,419,914.76 is: 63,629,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,295,905 : 141,443,896.80 = 42,419,914.76 : x
  2. Step 2: Convert to fraction form
    94,295,905/141,443,896.80 = 42,419,914.76/x
  3. Step 3: Cross multiply
    94,295,905x = 141,443,896.80 × 42,419,914.76
  4. Step 4: Simplify right side
    94,295,905x = 6,000,038,045,578,237
  5. Step 5: Solve for x
    x = 6,000,038,045,578,237/94,295,905
  6. Step 6: Final answer
    x = 63,629,889.82

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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.