Home / 128,130,339.04-192,228,269.88-37,253,928.04

Finding the Fourth Proportional to 128,130,339.04, 192,228,269.88 and 37,253,928.04

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Solution

The fourth proportional to 128,130,339.04, 192,228,269.88 and 37,253,928.04 is: 55,890,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,130,339.04 : 192,228,269.88 = 37,253,928.04 : x
  2. Step 2: Convert to fraction form
    128,130,339.04/192,228,269.88 = 37,253,928.04/x
  3. Step 3: Cross multiply
    128,130,339.04x = 192,228,269.88 × 37,253,928.04
  4. Step 4: Simplify right side
    128,130,339.04x = 7,161,258,133,363,219
  5. Step 5: Solve for x
    x = 7,161,258,133,363,219/128,130,339.04
  6. Step 6: Final answer
    x = 55,890,417.42

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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.