Home / 354,334,848.60-531,502,272.90-331,660,032.60

Finding the Fourth Proportional to 354,334,848.60, 531,502,272.90 and 331,660,032.60

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Solution

The fourth proportional to 354,334,848.60, 531,502,272.90 and 331,660,032.60 is: 497,490,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,334,848.60 : 531,502,272.90 = 331,660,032.60 : x
  2. Step 2: Convert to fraction form
    354,334,848.60/531,502,272.90 = 331,660,032.60/x
  3. Step 3: Cross multiply
    354,334,848.60x = 531,502,272.90 × 331,660,032.60
  4. Step 4: Simplify right side
    354,334,848.60x = 176,278,061,156,988,096
  5. Step 5: Solve for x
    x = 176,278,061,156,988,096/354,334,848.60
  6. Step 6: Final answer
    x = 497,490,048.90

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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.