Home / 139,816,124.28-193,028,924.25-124,303,287.42

Finding the Fourth Proportional to 139,816,124.28, 193,028,924.25 and 124,303,287.42

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Solution

The fourth proportional to 139,816,124.28, 193,028,924.25 and 124,303,287.42 is: 171,612,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,816,124.28 : 193,028,924.25 = 124,303,287.42 : x
  2. Step 2: Convert to fraction form
    139,816,124.28/193,028,924.25 = 124,303,287.42/x
  3. Step 3: Cross multiply
    139,816,124.28x = 193,028,924.25 × 124,303,287.42
  4. Step 4: Simplify right side
    139,816,124.28x = 23,994,129,851,421,160
  5. Step 5: Solve for x
    x = 23,994,129,851,421,160/139,816,124.28
  6. Step 6: Final answer
    x = 171,612,036.70

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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.