Home / 673,203,065.09-1,010,425,341.92-341,442,915.48

Finding the Fourth Proportional to 673,203,065.09, 1,010,425,341.92 and 341,442,915.48

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Solution

The fourth proportional to 673,203,065.09, 1,010,425,341.92 and 341,442,915.48 is: 512,479,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,203,065.09 : 1,010,425,341.92 = 341,442,915.48 : x
  2. Step 2: Convert to fraction form
    673,203,065.09/1,010,425,341.92 = 341,442,915.48/x
  3. Step 3: Cross multiply
    673,203,065.09x = 1,010,425,341.92 × 341,442,915.48
  4. Step 4: Simplify right side
    673,203,065.09x = 345,002,574,618,333,440
  5. Step 5: Solve for x
    x = 345,002,574,618,333,440/673,203,065.09
  6. Step 6: Final answer
    x = 512,479,209.49

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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.