Home / 84,310,022.21-116,312,202.72-56,441,709.77

Finding the Fourth Proportional to 84,310,022.21, 116,312,202.72 and 56,441,709.77

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Solution

The fourth proportional to 84,310,022.21, 116,312,202.72 and 56,441,709.77 is: 77,865,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,310,022.21 : 116,312,202.72 = 56,441,709.77 : x
  2. Step 2: Convert to fraction form
    84,310,022.21/116,312,202.72 = 56,441,709.77/x
  3. Step 3: Cross multiply
    84,310,022.21x = 116,312,202.72 × 56,441,709.77
  4. Step 4: Simplify right side
    84,310,022.21x = 6,564,859,588,050,084
  5. Step 5: Solve for x
    x = 6,564,859,588,050,084/84,310,022.21
  6. Step 6: Final answer
    x = 77,865,708.21

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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.