Home / 1,008,220,099,101.10-1,391,347,928,701.50-545,247,137,617.75

Finding the Fourth Proportional to 1,008,220,099,101.10, 1,391,347,928,701.50 and 545,247,137,617.75

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Solution

The fourth proportional to 1,008,220,099,101.10, 1,391,347,928,701.50 and 545,247,137,617.75 is: 752,443,316,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,220,099,101.10 : 1,391,347,928,701.50 = 545,247,137,617.75 : x
  2. Step 2: Convert to fraction form
    1,008,220,099,101.10/1,391,347,928,701.50 = 545,247,137,617.75/x
  3. Step 3: Cross multiply
    1,008,220,099,101.10x = 1,391,347,928,701.50 × 545,247,137,617.75
  4. Step 4: Simplify right side
    1,008,220,099,101.10x = 758,628,475,554,878,176,886,784
  5. Step 5: Solve for x
    x = 758,628,475,554,878,176,886,784/1,008,220,099,101.10
  6. Step 6: Final answer
    x = 752,443,316,921.82

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Double scale
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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.