Home / 199,740,208.75-299,610,313.13-56,133,040.75

Finding the Fourth Proportional to 199,740,208.75, 299,610,313.13 and 56,133,040.75

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Solution

The fourth proportional to 199,740,208.75, 299,610,313.13 and 56,133,040.75 is: 84,199,561.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,740,208.75 : 299,610,313.13 = 56,133,040.75 : x
  2. Step 2: Convert to fraction form
    199,740,208.75/299,610,313.13 = 56,133,040.75/x
  3. Step 3: Cross multiply
    199,740,208.75x = 299,610,313.13 × 56,133,040.75
  4. Step 4: Simplify right side
    199,740,208.75x = 16,818,037,916,046,550
  5. Step 5: Solve for x
    x = 16,818,037,916,046,550/199,740,208.75
  6. Step 6: Final answer
    x = 84,199,561.13

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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.