Home / 440,322,738.30-660,484,107.45-236,249,394.30

Finding the Fourth Proportional to 440,322,738.30, 660,484,107.45 and 236,249,394.30

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Solution

The fourth proportional to 440,322,738.30, 660,484,107.45 and 236,249,394.30 is: 354,374,091.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,322,738.30 : 660,484,107.45 = 236,249,394.30 : x
  2. Step 2: Convert to fraction form
    440,322,738.30/660,484,107.45 = 236,249,394.30/x
  3. Step 3: Cross multiply
    440,322,738.30x = 660,484,107.45 × 236,249,394.30
  4. Step 4: Simplify right side
    440,322,738.30x = 156,038,970,329,838,624
  5. Step 5: Solve for x
    x = 156,038,970,329,838,624/440,322,738.30
  6. Step 6: Final answer
    x = 354,374,091.45

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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.