Home / 1,177,322,703.76-1,766,257,304.88-400,975,090.52

Finding the Fourth Proportional to 1,177,322,703.76, 1,766,257,304.88 and 400,975,090.52

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Solution

The fourth proportional to 1,177,322,703.76, 1,766,257,304.88 and 400,975,090.52 is: 601,555,699.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,322,703.76 : 1,766,257,304.88 = 400,975,090.52 : x
  2. Step 2: Convert to fraction form
    1,177,322,703.76/1,766,257,304.88 = 400,975,090.52/x
  3. Step 3: Cross multiply
    1,177,322,703.76x = 1,766,257,304.88 × 400,975,090.52
  4. Step 4: Simplify right side
    1,177,322,703.76x = 708,225,182,705,869,312
  5. Step 5: Solve for x
    x = 708,225,182,705,869,312/1,177,322,703.76
  6. Step 6: Final answer
    x = 601,555,699.59

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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.