Home / 73,030,571-100,785,337.28-40,435,523

Finding the Fourth Proportional to 73,030,571, 100,785,337.28 and 40,435,523

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Solution

The fourth proportional to 73,030,571, 100,785,337.28 and 40,435,523 is: 55,802,765.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,030,571 : 100,785,337.28 = 40,435,523 : x
  2. Step 2: Convert to fraction form
    73,030,571/100,785,337.28 = 40,435,523/x
  3. Step 3: Cross multiply
    73,030,571x = 100,785,337.28 × 40,435,523
  4. Step 4: Simplify right side
    73,030,571x = 4,075,307,823,648,197.50
  5. Step 5: Solve for x
    x = 4,075,307,823,648,197.50/73,030,571
  6. Step 6: Final answer
    x = 55,802,765.44

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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.