Home / 302,831,532.72-418,047,017.76-177,366,317.04

Finding the Fourth Proportional to 302,831,532.72, 418,047,017.76 and 177,366,317.04

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Solution

The fourth proportional to 302,831,532.72, 418,047,017.76 and 177,366,317.04 is: 244,847,223.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,831,532.72 : 418,047,017.76 = 177,366,317.04 : x
  2. Step 2: Convert to fraction form
    302,831,532.72/418,047,017.76 = 177,366,317.04/x
  3. Step 3: Cross multiply
    302,831,532.72x = 418,047,017.76 × 177,366,317.04
  4. Step 4: Simplify right side
    302,831,532.72x = 74,147,459,889,646,672
  5. Step 5: Solve for x
    x = 74,147,459,889,646,672/302,831,532.72
  6. Step 6: Final answer
    x = 244,847,223.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.