Home / 106,413,281.28-146,850,263.21-57,520,709.28

Finding the Fourth Proportional to 106,413,281.28, 146,850,263.21 and 57,520,709.28

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Solution

The fourth proportional to 106,413,281.28, 146,850,263.21 and 57,520,709.28 is: 79,378,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,413,281.28 : 146,850,263.21 = 57,520,709.28 : x
  2. Step 2: Convert to fraction form
    106,413,281.28/146,850,263.21 = 57,520,709.28/x
  3. Step 3: Cross multiply
    106,413,281.28x = 146,850,263.21 × 57,520,709.28
  4. Step 4: Simplify right side
    106,413,281.28x = 8,446,931,297,937,692
  5. Step 5: Solve for x
    x = 8,446,931,297,937,692/106,413,281.28
  6. Step 6: Final answer
    x = 79,378,543.70

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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.