Home / 97,176,905.70-145,653,384.15-39,631,395.30

Finding the Fourth Proportional to 97,176,905.70, 145,653,384.15 and 39,631,395.30

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Solution

The fourth proportional to 97,176,905.70, 145,653,384.15 and 39,631,395.30 is: 59,401,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,176,905.70 : 145,653,384.15 = 39,631,395.30 : x
  2. Step 2: Convert to fraction form
    97,176,905.70/145,653,384.15 = 39,631,395.30/x
  3. Step 3: Cross multiply
    97,176,905.70x = 145,653,384.15 × 39,631,395.30
  4. Step 4: Simplify right side
    97,176,905.70x = 5,772,446,844,031,404
  5. Step 5: Solve for x
    x = 5,772,446,844,031,404/97,176,905.70
  6. Step 6: Final answer
    x = 59,401,426.73

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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.