Home / 610,462,401.84-916,101,789.93-260,790,187.32

Finding the Fourth Proportional to 610,462,401.84, 916,101,789.93 and 260,790,187.32

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Solution

The fourth proportional to 610,462,401.84, 916,101,789.93 and 260,790,187.32 is: 391,359,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,462,401.84 : 916,101,789.93 = 260,790,187.32 : x
  2. Step 2: Convert to fraction form
    610,462,401.84/916,101,789.93 = 260,790,187.32/x
  3. Step 3: Cross multiply
    610,462,401.84x = 916,101,789.93 × 260,790,187.32
  4. Step 4: Simplify right side
    610,462,401.84x = 238,910,357,400,031,968
  5. Step 5: Solve for x
    x = 238,910,357,400,031,968/610,462,401.84
  6. Step 6: Final answer
    x = 391,359,658.97

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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.