Home / 147,744,320.05-221,616,480.08-45,495,071.65

Finding the Fourth Proportional to 147,744,320.05, 221,616,480.08 and 45,495,071.65

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Solution

The fourth proportional to 147,744,320.05, 221,616,480.08 and 45,495,071.65 is: 68,242,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,320.05 : 221,616,480.08 = 45,495,071.65 : x
  2. Step 2: Convert to fraction form
    147,744,320.05/221,616,480.08 = 45,495,071.65/x
  3. Step 3: Cross multiply
    147,744,320.05x = 221,616,480.08 × 45,495,071.65
  4. Step 4: Simplify right side
    147,744,320.05x = 10,082,457,639,832,922
  5. Step 5: Solve for x
    x = 10,082,457,639,832,922/147,744,320.05
  6. Step 6: Final answer
    x = 68,242,607.48

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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.