Home / 105,157,553.34-145,117,873.90-57,473,770.89

Finding the Fourth Proportional to 105,157,553.34, 145,117,873.90 and 57,473,770.89

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Solution

The fourth proportional to 105,157,553.34, 145,117,873.90 and 57,473,770.89 is: 79,314,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,157,553.34 : 145,117,873.90 = 57,473,770.89 : x
  2. Step 2: Convert to fraction form
    105,157,553.34/145,117,873.90 = 57,473,770.89/x
  3. Step 3: Cross multiply
    105,157,553.34x = 145,117,873.90 × 57,473,770.89
  4. Step 4: Simplify right side
    105,157,553.34x = 8,340,471,436,045,079
  5. Step 5: Solve for x
    x = 8,340,471,436,045,079/105,157,553.34
  6. Step 6: Final answer
    x = 79,314,049.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.