Home / 409,900,512.60-614,850,768.90-370,361,302.20

Finding the Fourth Proportional to 409,900,512.60, 614,850,768.90 and 370,361,302.20

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Solution

The fourth proportional to 409,900,512.60, 614,850,768.90 and 370,361,302.20 is: 555,541,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,900,512.60 : 614,850,768.90 = 370,361,302.20 : x
  2. Step 2: Convert to fraction form
    409,900,512.60/614,850,768.90 = 370,361,302.20/x
  3. Step 3: Cross multiply
    409,900,512.60x = 614,850,768.90 × 370,361,302.20
  4. Step 4: Simplify right side
    409,900,512.60x = 227,716,931,428,475,232
  5. Step 5: Solve for x
    x = 227,716,931,428,475,232/409,900,512.60
  6. Step 6: Final answer
    x = 555,541,953.30

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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.