Home / 577,169,541.29-796,472,628.57-312,845,859.23

Finding the Fourth Proportional to 577,169,541.29, 796,472,628.57 and 312,845,859.23

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Solution

The fourth proportional to 577,169,541.29, 796,472,628.57 and 312,845,859.23 is: 431,715,719.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,169,541.29 : 796,472,628.57 = 312,845,859.23 : x
  2. Step 2: Convert to fraction form
    577,169,541.29/796,472,628.57 = 312,845,859.23/x
  3. Step 3: Cross multiply
    577,169,541.29x = 796,472,628.57 × 312,845,859.23
  4. Step 4: Simplify right side
    577,169,541.29x = 249,173,163,834,175,968
  5. Step 5: Solve for x
    x = 249,173,163,834,175,968/577,169,541.29
  6. Step 6: Final answer
    x = 431,715,719.58

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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.