Home / 79,226,202.96-109,205,830.80-62,453,592.36

Finding the Fourth Proportional to 79,226,202.96, 109,205,830.80 and 62,453,592.36

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Solution

The fourth proportional to 79,226,202.96, 109,205,830.80 and 62,453,592.36 is: 86,086,372.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,226,202.96 : 109,205,830.80 = 62,453,592.36 : x
  2. Step 2: Convert to fraction form
    79,226,202.96/109,205,830.80 = 62,453,592.36/x
  3. Step 3: Cross multiply
    79,226,202.96x = 109,205,830.80 × 62,453,592.36
  4. Step 4: Simplify right side
    79,226,202.96x = 6,820,296,440,118,332
  5. Step 5: Solve for x
    x = 6,820,296,440,118,332/79,226,202.96
  6. Step 6: Final answer
    x = 86,086,372.76

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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.