Home / 577,169,563.53-796,472,659.27-312,845,881.46

Finding the Fourth Proportional to 577,169,563.53, 796,472,659.27 and 312,845,881.46

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Solution

The fourth proportional to 577,169,563.53, 796,472,659.27 and 312,845,881.46 is: 431,715,750.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,169,563.53 : 796,472,659.27 = 312,845,881.46 : x
  2. Step 2: Convert to fraction form
    577,169,563.53/796,472,659.27 = 312,845,881.46/x
  3. Step 3: Cross multiply
    577,169,563.53x = 796,472,659.27 × 312,845,881.46
  4. Step 4: Simplify right side
    577,169,563.53x = 249,173,191,148,113,376
  5. Step 5: Solve for x
    x = 249,173,191,148,113,376/577,169,563.53
  6. Step 6: Final answer
    x = 431,715,750.26

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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.