Home / 145,804,926.80-218,707,390.20-94,744,600.40

Finding the Fourth Proportional to 145,804,926.80, 218,707,390.20 and 94,744,600.40

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Solution

The fourth proportional to 145,804,926.80, 218,707,390.20 and 94,744,600.40 is: 142,116,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,804,926.80 : 218,707,390.20 = 94,744,600.40 : x
  2. Step 2: Convert to fraction form
    145,804,926.80/218,707,390.20 = 94,744,600.40/x
  3. Step 3: Cross multiply
    145,804,926.80x = 218,707,390.20 × 94,744,600.40
  4. Step 4: Simplify right side
    145,804,926.80x = 20,721,344,289,025,876
  5. Step 5: Solve for x
    x = 20,721,344,289,025,876/145,804,926.80
  6. Step 6: Final answer
    x = 142,116,900.60

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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.