Home / 773,579,168.60-1,157,817,836.10-543,996,656.60

Finding the Fourth Proportional to 773,579,168.60, 1,157,817,836.10 and 543,996,656.60

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Solution

The fourth proportional to 773,579,168.60, 1,157,817,836.10 and 543,996,656.60 is: 814,201,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,579,168.60 : 1,157,817,836.10 = 543,996,656.60 : x
  2. Step 2: Convert to fraction form
    773,579,168.60/1,157,817,836.10 = 543,996,656.60/x
  3. Step 3: Cross multiply
    773,579,168.60x = 1,157,817,836.10 × 543,996,656.60
  4. Step 4: Simplify right side
    773,579,168.60x = 629,849,031,790,246,784
  5. Step 5: Solve for x
    x = 629,849,031,790,246,784/773,579,168.60
  6. Step 6: Final answer
    x = 814,201,128.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.