Home / 1,458,530,343.29-2,187,801,124.58-353,133,358.53

Finding the Fourth Proportional to 1,458,530,343.29, 2,187,801,124.58 and 353,133,358.53

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Solution

The fourth proportional to 1,458,530,343.29, 2,187,801,124.58 and 353,133,358.53 is: 529,701,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,530,343.29 : 2,187,801,124.58 = 353,133,358.53 : x
  2. Step 2: Convert to fraction form
    1,458,530,343.29/2,187,801,124.58 = 353,133,358.53/x
  3. Step 3: Cross multiply
    1,458,530,343.29x = 2,187,801,124.58 × 353,133,358.53
  4. Step 4: Simplify right side
    1,458,530,343.29x = 772,585,558,916,880,512
  5. Step 5: Solve for x
    x = 772,585,558,916,880,512/1,458,530,343.29
  6. Step 6: Final answer
    x = 529,701,395.98

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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.