Home / 1,911,359,842.53-2,637,809,151.21-1,158,704,740.97

Finding the Fourth Proportional to 1,911,359,842.53, 2,637,809,151.21 and 1,158,704,740.97

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Solution

The fourth proportional to 1,911,359,842.53, 2,637,809,151.21 and 1,158,704,740.97 is: 1,599,092,908.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,359,842.53 : 2,637,809,151.21 = 1,158,704,740.97 : x
  2. Step 2: Convert to fraction form
    1,911,359,842.53/2,637,809,151.21 = 1,158,704,740.97/x
  3. Step 3: Cross multiply
    1,911,359,842.53x = 2,637,809,151.21 × 1,158,704,740.97
  4. Step 4: Simplify right side
    1,911,359,842.53x = 3,056,441,969,283,385,856
  5. Step 5: Solve for x
    x = 3,056,441,969,283,385,856/1,911,359,842.53
  6. Step 6: Final answer
    x = 1,599,092,908.24

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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.