Home / 86,417,168.36-119,266,586.30-56,672,830.85

Finding the Fourth Proportional to 86,417,168.36, 119,266,586.30 and 56,672,830.85

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Solution

The fourth proportional to 86,417,168.36, 119,266,586.30 and 56,672,830.85 is: 78,215,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,417,168.36 : 119,266,586.30 = 56,672,830.85 : x
  2. Step 2: Convert to fraction form
    86,417,168.36/119,266,586.30 = 56,672,830.85/x
  3. Step 3: Cross multiply
    86,417,168.36x = 119,266,586.30 × 56,672,830.85
  4. Step 4: Simplify right side
    86,417,168.36x = 6,759,175,071,153,463
  5. Step 5: Solve for x
    x = 6,759,175,071,153,463/86,417,168.36
  6. Step 6: Final answer
    x = 78,215,650.89

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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.