Home / 340,519,617.60-510,679,893.60-122,144,654.40

Finding the Fourth Proportional to 340,519,617.60, 510,679,893.60 and 122,144,654.40

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Solution

The fourth proportional to 340,519,617.60, 510,679,893.60 and 122,144,654.40 is: 183,181,279.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,519,617.60 : 510,679,893.60 = 122,144,654.40 : x
  2. Step 2: Convert to fraction form
    340,519,617.60/510,679,893.60 = 122,144,654.40/x
  3. Step 3: Cross multiply
    340,519,617.60x = 510,679,893.60 × 122,144,654.40
  4. Step 4: Simplify right side
    340,519,617.60x = 62,376,819,112,800,776
  5. Step 5: Solve for x
    x = 62,376,819,112,800,776/340,519,617.60
  6. Step 6: Final answer
    x = 183,181,279.11

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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.