Home / 991,857,436.69-1,487,789,214.45-244,873,294.60

Finding the Fourth Proportional to 991,857,436.69, 1,487,789,214.45 and 244,873,294.60

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Solution

The fourth proportional to 991,857,436.69, 1,487,789,214.45 and 244,873,294.60 is: 367,310,697.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,857,436.69 : 1,487,789,214.45 = 244,873,294.60 : x
  2. Step 2: Convert to fraction form
    991,857,436.69/1,487,789,214.45 = 244,873,294.60/x
  3. Step 3: Cross multiply
    991,857,436.69x = 1,487,789,214.45 × 244,873,294.60
  4. Step 4: Simplify right side
    991,857,436.69x = 364,319,846,612,717,440
  5. Step 5: Solve for x
    x = 364,319,846,612,717,440/991,857,436.69
  6. Step 6: Final answer
    x = 367,310,697.22

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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.