Home / 577,169,544.64-796,472,633.20-312,845,862.58

Finding the Fourth Proportional to 577,169,544.64, 796,472,633.20 and 312,845,862.58

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Solution

The fourth proportional to 577,169,544.64, 796,472,633.20 and 312,845,862.58 is: 431,715,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,169,544.64 : 796,472,633.20 = 312,845,862.58 : x
  2. Step 2: Convert to fraction form
    577,169,544.64/796,472,633.20 = 312,845,862.58/x
  3. Step 3: Cross multiply
    577,169,544.64x = 796,472,633.20 × 312,845,862.58
  4. Step 4: Simplify right side
    577,169,544.64x = 249,173,167,954,817,952
  5. Step 5: Solve for x
    x = 249,173,167,954,817,952/577,169,544.64
  6. Step 6: Final answer
    x = 431,715,724.21

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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.