Home / 454,297,854.96-681,561,435.96-126,773,095.68

Finding the Fourth Proportional to 454,297,854.96, 681,561,435.96 and 126,773,095.68

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Solution

The fourth proportional to 454,297,854.96, 681,561,435.96 and 126,773,095.68 is: 190,191,637.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,297,854.96 : 681,561,435.96 = 126,773,095.68 : x
  2. Step 2: Convert to fraction form
    454,297,854.96/681,561,435.96 = 126,773,095.68/x
  3. Step 3: Cross multiply
    454,297,854.96x = 681,561,435.96 × 126,773,095.68
  4. Step 4: Simplify right side
    454,297,854.96x = 86,403,653,132,755,280
  5. Step 5: Solve for x
    x = 86,403,653,132,755,280/454,297,854.96
  6. Step 6: Final answer
    x = 190,191,637.91

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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.