Home / 873,319,147,741.25-1,205,242,788,170.90-482,677,307,862.15

Finding the Fourth Proportional to 873,319,147,741.25, 1,205,242,788,170.90 and 482,677,307,862.15

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Solution

The fourth proportional to 873,319,147,741.25, 1,205,242,788,170.90 and 482,677,307,862.15 is: 666,129,153,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,319,147,741.25 : 1,205,242,788,170.90 = 482,677,307,862.15 : x
  2. Step 2: Convert to fraction form
    873,319,147,741.25/1,205,242,788,170.90 = 482,677,307,862.15/x
  3. Step 3: Cross multiply
    873,319,147,741.25x = 1,205,242,788,170.90 × 482,677,307,862.15
  4. Step 4: Simplify right side
    873,319,147,741.25x = 581,743,344,314,601,537,798,144
  5. Step 5: Solve for x
    x = 581,743,344,314,601,537,798,144/873,319,147,741.25
  6. Step 6: Final answer
    x = 666,129,153,150.05

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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.