Home / 159,435,254.42-220,025,314.29-93,349,569.62

Finding the Fourth Proportional to 159,435,254.42, 220,025,314.29 and 93,349,569.62

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Solution

The fourth proportional to 159,435,254.42, 220,025,314.29 and 93,349,569.62 is: 128,825,136.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,435,254.42 : 220,025,314.29 = 93,349,569.62 : x
  2. Step 2: Convert to fraction form
    159,435,254.42/220,025,314.29 = 93,349,569.62/x
  3. Step 3: Cross multiply
    159,435,254.42x = 220,025,314.29 × 93,349,569.62
  4. Step 4: Simplify right side
    159,435,254.42x = 20,539,268,394,476,736
  5. Step 5: Solve for x
    x = 20,539,268,394,476,736/159,435,254.42
  6. Step 6: Final answer
    x = 128,825,136.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.