Home / 83,421,090.50-125,203,675.53-57,880,036.04

Finding the Fourth Proportional to 83,421,090.50, 125,203,675.53 and 57,880,036.04

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Solution

The fourth proportional to 83,421,090.50, 125,203,675.53 and 57,880,036.04 is: 86,870,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,421,090.50 : 125,203,675.53 = 57,880,036.04 : x
  2. Step 2: Convert to fraction form
    83,421,090.50/125,203,675.53 = 57,880,036.04/x
  3. Step 3: Cross multiply
    83,421,090.50x = 125,203,675.53 × 57,880,036.04
  4. Step 4: Simplify right side
    83,421,090.50x = 7,246,793,251,390,847
  5. Step 5: Solve for x
    x = 7,246,793,251,390,847/83,421,090.50
  6. Step 6: Final answer
    x = 86,870,037.40

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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.