Home / 673,760,081.70-1,010,640,122.55-328,536,008.10

Finding the Fourth Proportional to 673,760,081.70, 1,010,640,122.55 and 328,536,008.10

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Solution

The fourth proportional to 673,760,081.70, 1,010,640,122.55 and 328,536,008.10 is: 492,804,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,760,081.70 : 1,010,640,122.55 = 328,536,008.10 : x
  2. Step 2: Convert to fraction form
    673,760,081.70/1,010,640,122.55 = 328,536,008.10/x
  3. Step 3: Cross multiply
    673,760,081.70x = 1,010,640,122.55 × 328,536,008.10
  4. Step 4: Simplify right side
    673,760,081.70x = 332,031,671,488,271,808
  5. Step 5: Solve for x
    x = 332,031,671,488,271,808/673,760,081.70
  6. Step 6: Final answer
    x = 492,804,012.15

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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.