Home / 664,539,746.40-917,108,043.12-367,182,024.48

Finding the Fourth Proportional to 664,539,746.40, 917,108,043.12 and 367,182,024.48

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Solution

The fourth proportional to 664,539,746.40, 917,108,043.12 and 367,182,024.48 is: 506,735,059.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,539,746.40 : 917,108,043.12 = 367,182,024.48 : x
  2. Step 2: Convert to fraction form
    664,539,746.40/917,108,043.12 = 367,182,024.48/x
  3. Step 3: Cross multiply
    664,539,746.40x = 917,108,043.12 × 367,182,024.48
  4. Step 4: Simplify right side
    664,539,746.40x = 336,745,587,939,692,736
  5. Step 5: Solve for x
    x = 336,745,587,939,692,736/664,539,746.40
  6. Step 6: Final answer
    x = 506,735,059.51

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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.