Home / 981,884,784.96-1,355,029,729.86-535,876,754.58

Finding the Fourth Proportional to 981,884,784.96, 1,355,029,729.86 and 535,876,754.58

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Solution

The fourth proportional to 981,884,784.96, 1,355,029,729.86 and 535,876,754.58 is: 739,525,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,884,784.96 : 1,355,029,729.86 = 535,876,754.58 : x
  2. Step 2: Convert to fraction form
    981,884,784.96/1,355,029,729.86 = 535,876,754.58/x
  3. Step 3: Cross multiply
    981,884,784.96x = 1,355,029,729.86 × 535,876,754.58
  4. Step 4: Simplify right side
    981,884,784.96x = 726,128,933,996,790,784
  5. Step 5: Solve for x
    x = 726,128,933,996,790,784/981,884,784.96
  6. Step 6: Final answer
    x = 739,525,599.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.