Home / 158,830,305.60-238,245,458.40-72,736,863.60

Finding the Fourth Proportional to 158,830,305.60, 238,245,458.40 and 72,736,863.60

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Solution

The fourth proportional to 158,830,305.60, 238,245,458.40 and 72,736,863.60 is: 109,105,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,830,305.60 : 238,245,458.40 = 72,736,863.60 : x
  2. Step 2: Convert to fraction form
    158,830,305.60/238,245,458.40 = 72,736,863.60/x
  3. Step 3: Cross multiply
    158,830,305.60x = 238,245,458.40 × 72,736,863.60
  4. Step 4: Simplify right side
    158,830,305.60x = 17,329,227,410,960,274
  5. Step 5: Solve for x
    x = 17,329,227,410,960,274/158,830,305.60
  6. Step 6: Final answer
    x = 109,105,295.40

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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.