Home / 440,460,357.99-607,663,260.73-252,188,031.57

Finding the Fourth Proportional to 440,460,357.99, 607,663,260.73 and 252,188,031.57

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Solution

The fourth proportional to 440,460,357.99, 607,663,260.73 and 252,188,031.57 is: 347,920,984.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,460,357.99 : 607,663,260.73 = 252,188,031.57 : x
  2. Step 2: Convert to fraction form
    440,460,357.99/607,663,260.73 = 252,188,031.57/x
  3. Step 3: Cross multiply
    440,460,357.99x = 607,663,260.73 × 252,188,031.57
  4. Step 4: Simplify right side
    440,460,357.99x = 153,245,401,580,906,368
  5. Step 5: Solve for x
    x = 153,245,401,580,906,368/440,460,357.99
  6. Step 6: Final answer
    x = 347,920,984.94

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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.