Home / 82,945,139.10-124,417,708.65-48,848,934.30

Finding the Fourth Proportional to 82,945,139.10, 124,417,708.65 and 48,848,934.30

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Solution

The fourth proportional to 82,945,139.10, 124,417,708.65 and 48,848,934.30 is: 73,273,401.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,945,139.10 : 124,417,708.65 = 48,848,934.30 : x
  2. Step 2: Convert to fraction form
    82,945,139.10/124,417,708.65 = 48,848,934.30/x
  3. Step 3: Cross multiply
    82,945,139.10x = 124,417,708.65 × 48,848,934.30
  4. Step 4: Simplify right side
    82,945,139.10x = 6,077,672,475,600,392
  5. Step 5: Solve for x
    x = 6,077,672,475,600,392/82,945,139.10
  6. Step 6: Final answer
    x = 73,273,401.45

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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.