Home / 360,512,424.79-540,762,727.73-114,865,722.65

Finding the Fourth Proportional to 360,512,424.79, 540,762,727.73 and 114,865,722.65

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Solution

The fourth proportional to 360,512,424.79, 540,762,727.73 and 114,865,722.65 is: 172,296,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,512,424.79 : 540,762,727.73 = 114,865,722.65 : x
  2. Step 2: Convert to fraction form
    360,512,424.79/540,762,727.73 = 114,865,722.65/x
  3. Step 3: Cross multiply
    360,512,424.79x = 540,762,727.73 × 114,865,722.65
  4. Step 4: Simplify right side
    360,512,424.79x = 62,115,101,503,669,224
  5. Step 5: Solve for x
    x = 62,115,101,503,669,224/360,512,424.79
  6. Step 6: Final answer
    x = 172,296,701.12

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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.