Home / 258,609,493,646.64-356,829,341,853-144,406,542,833.64

Finding the Fourth Proportional to 258,609,493,646.64, 356,829,341,853 and 144,406,542,833.64

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Solution

The fourth proportional to 258,609,493,646.64, 356,829,341,853 and 144,406,542,833.64 is: 199,252,126,872.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,609,493,646.64 : 356,829,341,853 = 144,406,542,833.64 : x
  2. Step 2: Convert to fraction form
    258,609,493,646.64/356,829,341,853 = 144,406,542,833.64/x
  3. Step 3: Cross multiply
    258,609,493,646.64x = 356,829,341,853 × 144,406,542,833.64
  4. Step 4: Simplify right side
    258,609,493,646.64x = 51,528,491,638,594,815,918,080
  5. Step 5: Solve for x
    x = 51,528,491,638,594,815,918,080/258,609,493,646.64
  6. Step 6: Final answer
    x = 199,252,126,872.82

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1.5x scale

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.