Home / 658,940,029.10-909,334,744.69-361,587,246.29

Finding the Fourth Proportional to 658,940,029.10, 909,334,744.69 and 361,587,246.29

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Solution

The fourth proportional to 658,940,029.10, 909,334,744.69 and 361,587,246.29 is: 498,989,030.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,940,029.10 : 909,334,744.69 = 361,587,246.29 : x
  2. Step 2: Convert to fraction form
    658,940,029.10/909,334,744.69 = 361,587,246.29/x
  3. Step 3: Cross multiply
    658,940,029.10x = 909,334,744.69 × 361,587,246.29
  4. Step 4: Simplify right side
    658,940,029.10x = 328,803,846,288,277,312
  5. Step 5: Solve for x
    x = 328,803,846,288,277,312/658,940,029.10
  6. Step 6: Final answer
    x = 498,989,030.52

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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.