Home / 82,974,916.69-114,507,218.01-45,805,108.92

Finding the Fourth Proportional to 82,974,916.69, 114,507,218.01 and 45,805,108.92

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Solution

The fourth proportional to 82,974,916.69, 114,507,218.01 and 45,805,108.92 is: 63,212,062.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,974,916.69 : 114,507,218.01 = 45,805,108.92 : x
  2. Step 2: Convert to fraction form
    82,974,916.69/114,507,218.01 = 45,805,108.92/x
  3. Step 3: Cross multiply
    82,974,916.69x = 114,507,218.01 × 45,805,108.92
  4. Step 4: Simplify right side
    82,974,916.69x = 5,245,015,593,203,281
  5. Step 5: Solve for x
    x = 5,245,015,593,203,281/82,974,916.69
  6. Step 6: Final answer
    x = 63,212,062.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.