Home / 218,425,316.80-327,637,975.20-56,867,252.80

Finding the Fourth Proportional to 218,425,316.80, 327,637,975.20 and 56,867,252.80

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Solution

The fourth proportional to 218,425,316.80, 327,637,975.20 and 56,867,252.80 is: 85,300,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,425,316.80 : 327,637,975.20 = 56,867,252.80 : x
  2. Step 2: Convert to fraction form
    218,425,316.80/327,637,975.20 = 56,867,252.80/x
  3. Step 3: Cross multiply
    218,425,316.80x = 327,637,975.20 × 56,867,252.80
  4. Step 4: Simplify right side
    218,425,316.80x = 18,631,871,562,578,528
  5. Step 5: Solve for x
    x = 18,631,871,562,578,528/218,425,316.80
  6. Step 6: Final answer
    x = 85,300,879.20

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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.