Home / 356,614,688.40-534,922,032.60-203,559,680.40

Finding the Fourth Proportional to 356,614,688.40, 534,922,032.60 and 203,559,680.40

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Solution

The fourth proportional to 356,614,688.40, 534,922,032.60 and 203,559,680.40 is: 305,339,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,614,688.40 : 534,922,032.60 = 203,559,680.40 : x
  2. Step 2: Convert to fraction form
    356,614,688.40/534,922,032.60 = 203,559,680.40/x
  3. Step 3: Cross multiply
    356,614,688.40x = 534,922,032.60 × 203,559,680.40
  4. Step 4: Simplify right side
    356,614,688.40x = 108,888,557,994,974,384
  5. Step 5: Solve for x
    x = 108,888,557,994,974,384/356,614,688.40
  6. Step 6: Final answer
    x = 305,339,520.60

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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.