Home / 161,284,620,812.70-241,926,931,219.05-105,558,993,011.10

Finding the Fourth Proportional to 161,284,620,812.70, 241,926,931,219.05 and 105,558,993,011.10

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Solution

The fourth proportional to 161,284,620,812.70, 241,926,931,219.05 and 105,558,993,011.10 is: 158,338,489,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,284,620,812.70 : 241,926,931,219.05 = 105,558,993,011.10 : x
  2. Step 2: Convert to fraction form
    161,284,620,812.70/241,926,931,219.05 = 105,558,993,011.10/x
  3. Step 3: Cross multiply
    161,284,620,812.70x = 241,926,931,219.05 × 105,558,993,011.10
  4. Step 4: Simplify right side
    161,284,620,812.70x = 25,537,563,241,748,568,735,744
  5. Step 5: Solve for x
    x = 25,537,563,241,748,568,735,744/161,284,620,812.70
  6. Step 6: Final answer
    x = 158,338,489,516.65

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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.