Home / 97,677,311.40-146,389,995.90-74,845,031.40

Finding the Fourth Proportional to 97,677,311.40, 146,389,995.90 and 74,845,031.40

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Solution

The fourth proportional to 97,677,311.40, 146,389,995.90 and 74,845,031.40 is: 112,171,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,677,311.40 : 146,389,995.90 = 74,845,031.40 : x
  2. Step 2: Convert to fraction form
    97,677,311.40/146,389,995.90 = 74,845,031.40/x
  3. Step 3: Cross multiply
    97,677,311.40x = 146,389,995.90 × 74,845,031.40
  4. Step 4: Simplify right side
    97,677,311.40x = 10,956,563,839,781,372
  5. Step 5: Solve for x
    x = 10,956,563,839,781,372/97,677,311.40
  6. Step 6: Final answer
    x = 112,171,021.94

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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.