Home / 873,319,147,743.76-1,205,242,788,174.40-482,677,307,864.66

Finding the Fourth Proportional to 873,319,147,743.76, 1,205,242,788,174.40 and 482,677,307,864.66

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Solution

The fourth proportional to 873,319,147,743.76, 1,205,242,788,174.40 and 482,677,307,864.66 is: 666,129,153,153.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,319,147,743.76 : 1,205,242,788,174.40 = 482,677,307,864.66 : x
  2. Step 2: Convert to fraction form
    873,319,147,743.76/1,205,242,788,174.40 = 482,677,307,864.66/x
  3. Step 3: Cross multiply
    873,319,147,743.76x = 1,205,242,788,174.40 × 482,677,307,864.66
  4. Step 4: Simplify right side
    873,319,147,743.76x = 581,743,344,319,316,002,603,008
  5. Step 5: Solve for x
    x = 581,743,344,319,316,002,603,008/873,319,147,743.76
  6. Step 6: Final answer
    x = 666,129,153,153.53

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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.