Home / 144,723,457,207.81-217,077,329,758.96-43,986,470,656.67

Finding the Fourth Proportional to 144,723,457,207.81, 217,077,329,758.96 and 43,986,470,656.67

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Solution

The fourth proportional to 144,723,457,207.81, 217,077,329,758.96 and 43,986,470,656.67 is: 65,977,318,258.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,723,457,207.81 : 217,077,329,758.96 = 43,986,470,656.67 : x
  2. Step 2: Convert to fraction form
    144,723,457,207.81/217,077,329,758.96 = 43,986,470,656.67/x
  3. Step 3: Cross multiply
    144,723,457,207.81x = 217,077,329,758.96 × 43,986,470,656.67
  4. Step 4: Simplify right side
    144,723,457,207.81x = 9,548,465,595,670,769,696,768
  5. Step 5: Solve for x
    x = 9,548,465,595,670,769,696,768/144,723,457,207.81
  6. Step 6: Final answer
    x = 65,977,318,258.50

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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.