Home / 933,971,864.36-1,288,896,485.47-557,661,336.30

Finding the Fourth Proportional to 933,971,864.36, 1,288,896,485.47 and 557,661,336.30

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Solution

The fourth proportional to 933,971,864.36, 1,288,896,485.47 and 557,661,336.30 is: 769,581,787.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,971,864.36 : 1,288,896,485.47 = 557,661,336.30 : x
  2. Step 2: Convert to fraction form
    933,971,864.36/1,288,896,485.47 = 557,661,336.30/x
  3. Step 3: Cross multiply
    933,971,864.36x = 1,288,896,485.47 × 557,661,336.30
  4. Step 4: Simplify right side
    933,971,864.36x = 718,767,736,438,179,456
  5. Step 5: Solve for x
    x = 718,767,736,438,179,456/933,971,864.36
  6. Step 6: Final answer
    x = 769,581,787.06

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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.