Home / 264,179,614.40-396,269,421.60-72,703,390.40

Finding the Fourth Proportional to 264,179,614.40, 396,269,421.60 and 72,703,390.40

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Solution

The fourth proportional to 264,179,614.40, 396,269,421.60 and 72,703,390.40 is: 109,055,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,179,614.40 : 396,269,421.60 = 72,703,390.40 : x
  2. Step 2: Convert to fraction form
    264,179,614.40/396,269,421.60 = 72,703,390.40/x
  3. Step 3: Cross multiply
    264,179,614.40x = 396,269,421.60 × 72,703,390.40
  4. Step 4: Simplify right side
    264,179,614.40x = 28,810,130,462,166,996
  5. Step 5: Solve for x
    x = 28,810,130,462,166,996/264,179,614.40
  6. Step 6: Final answer
    x = 109,055,085.60

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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.