Home / 577,169,552.85-796,472,644.45-312,845,870.77

Finding the Fourth Proportional to 577,169,552.85, 796,472,644.45 and 312,845,870.77

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Solution

The fourth proportional to 577,169,552.85, 796,472,644.45 and 312,845,870.77 is: 431,715,735.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,169,552.85 : 796,472,644.45 = 312,845,870.77 : x
  2. Step 2: Convert to fraction form
    577,169,552.85/796,472,644.45 = 312,845,870.77/x
  3. Step 3: Cross multiply
    577,169,552.85x = 796,472,644.45 × 312,845,870.77
  4. Step 4: Simplify right side
    577,169,552.85x = 249,173,177,997,444,864
  5. Step 5: Solve for x
    x = 249,173,177,997,444,864/577,169,552.85
  6. Step 6: Final answer
    x = 431,715,735.47

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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.