Home / 119,232,004.80-178,848,007.20-61,836,376.80

Finding the Fourth Proportional to 119,232,004.80, 178,848,007.20 and 61,836,376.80

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Solution

The fourth proportional to 119,232,004.80, 178,848,007.20 and 61,836,376.80 is: 92,754,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,232,004.80 : 178,848,007.20 = 61,836,376.80 : x
  2. Step 2: Convert to fraction form
    119,232,004.80/178,848,007.20 = 61,836,376.80/x
  3. Step 3: Cross multiply
    119,232,004.80x = 178,848,007.20 × 61,836,376.80
  4. Step 4: Simplify right side
    119,232,004.80x = 11,059,312,763,148,312
  5. Step 5: Solve for x
    x = 11,059,312,763,148,312/119,232,004.80
  6. Step 6: Final answer
    x = 92,754,565.20

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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.