Home / 109,812,564.50-164,731,346.01-39,815,756.97

Finding the Fourth Proportional to 109,812,564.50, 164,731,346.01 and 39,815,756.97

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Solution

The fourth proportional to 109,812,564.50, 164,731,346.01 and 39,815,756.97 is: 59,728,167.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,812,564.50 : 164,731,346.01 = 39,815,756.97 : x
  2. Step 2: Convert to fraction form
    109,812,564.50/164,731,346.01 = 39,815,756.97/x
  3. Step 3: Cross multiply
    109,812,564.50x = 164,731,346.01 × 39,815,756.97
  4. Step 4: Simplify right side
    109,812,564.50x = 6,558,903,238,075,139
  5. Step 5: Solve for x
    x = 6,558,903,238,075,139/109,812,564.50
  6. Step 6: Final answer
    x = 59,728,167.43

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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.