Home / 1,106,287,195.38-1,660,612,148.91-476,331,316.98

Finding the Fourth Proportional to 1,106,287,195.38, 1,660,612,148.91 and 476,331,316.98

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Solution

The fourth proportional to 1,106,287,195.38, 1,660,612,148.91 and 476,331,316.98 is: 715,005,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,287,195.38 : 1,660,612,148.91 = 476,331,316.98 : x
  2. Step 2: Convert to fraction form
    1,106,287,195.38/1,660,612,148.91 = 476,331,316.98/x
  3. Step 3: Cross multiply
    1,106,287,195.38x = 1,660,612,148.91 × 476,331,316.98
  4. Step 4: Simplify right side
    1,106,287,195.38x = 791,001,571,883,288,192
  5. Step 5: Solve for x
    x = 791,001,571,883,288,192/1,106,287,195.38
  6. Step 6: Final answer
    x = 715,005,628.91

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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.