Home / 577,370,223.70-866,055,335.55-543,357,999.70

Finding the Fourth Proportional to 577,370,223.70, 866,055,335.55 and 543,357,999.70

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Solution

The fourth proportional to 577,370,223.70, 866,055,335.55 and 543,357,999.70 is: 815,036,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,370,223.70 : 866,055,335.55 = 543,357,999.70 : x
  2. Step 2: Convert to fraction form
    577,370,223.70/866,055,335.55 = 543,357,999.70/x
  3. Step 3: Cross multiply
    577,370,223.70x = 866,055,335.55 × 543,357,999.70
  4. Step 4: Simplify right side
    577,370,223.70x = 470,578,094,753,960,320
  5. Step 5: Solve for x
    x = 470,578,094,753,960,320/577,370,223.70
  6. Step 6: Final answer
    x = 815,036,999.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.