Home / 577,174,476.59-796,510,983.45-312,865,247.15

Finding the Fourth Proportional to 577,174,476.59, 796,510,983.45 and 312,865,247.15

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Solution

The fourth proportional to 577,174,476.59, 796,510,983.45 and 312,865,247.15 is: 431,759,573.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,174,476.59 : 796,510,983.45 = 312,865,247.15 : x
  2. Step 2: Convert to fraction form
    577,174,476.59/796,510,983.45 = 312,865,247.15/x
  3. Step 3: Cross multiply
    577,174,476.59x = 796,510,983.45 × 312,865,247.15
  4. Step 4: Simplify right side
    577,174,476.59x = 249,200,605,694,773,792
  5. Step 5: Solve for x
    x = 249,200,605,694,773,792/577,174,476.59
  6. Step 6: Final answer
    x = 431,759,573.24

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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.