Home / 673,759,665.70-1,010,639,498.55-328,535,592.10

Finding the Fourth Proportional to 673,759,665.70, 1,010,639,498.55 and 328,535,592.10

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Solution

The fourth proportional to 673,759,665.70, 1,010,639,498.55 and 328,535,592.10 is: 492,803,388.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,759,665.70 : 1,010,639,498.55 = 328,535,592.10 : x
  2. Step 2: Convert to fraction form
    673,759,665.70/1,010,639,498.55 = 328,535,592.10/x
  3. Step 3: Cross multiply
    673,759,665.70x = 1,010,639,498.55 × 328,535,592.10
  4. Step 4: Simplify right side
    673,759,665.70x = 332,031,046,055,771,328
  5. Step 5: Solve for x
    x = 332,031,046,055,771,328/673,759,665.70
  6. Step 6: Final answer
    x = 492,803,388.15

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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.