Home / 76,266,012.02-114,355,935.20-69,758,553.89

Finding the Fourth Proportional to 76,266,012.02, 114,355,935.20 and 69,758,553.89

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Solution

The fourth proportional to 76,266,012.02, 114,355,935.20 and 69,758,553.89 is: 104,598,424.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,266,012.02 : 114,355,935.20 = 69,758,553.89 : x
  2. Step 2: Convert to fraction form
    76,266,012.02/114,355,935.20 = 69,758,553.89/x
  3. Step 3: Cross multiply
    76,266,012.02x = 114,355,935.20 × 69,758,553.89
  4. Step 4: Simplify right side
    76,266,012.02x = 7,977,304,668,750,834
  5. Step 5: Solve for x
    x = 7,977,304,668,750,834/76,266,012.02
  6. Step 6: Final answer
    x = 104,598,424.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.