Home / 753,553,677.16-1,039,904,936.61-419,019,017.02

Finding the Fourth Proportional to 753,553,677.16, 1,039,904,936.61 and 419,019,017.02

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Solution

The fourth proportional to 753,553,677.16, 1,039,904,936.61 and 419,019,017.02 is: 578,246,722.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,553,677.16 : 1,039,904,936.61 = 419,019,017.02 : x
  2. Step 2: Convert to fraction form
    753,553,677.16/1,039,904,936.61 = 419,019,017.02/x
  3. Step 3: Cross multiply
    753,553,677.16x = 1,039,904,936.61 × 419,019,017.02
  4. Step 4: Simplify right side
    753,553,677.16x = 435,739,944,332,567,616
  5. Step 5: Solve for x
    x = 435,739,944,332,567,616/753,553,677.16
  6. Step 6: Final answer
    x = 578,246,722.88

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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.