Home / 765,904,964,910.10-1,148,857,447,365.10-452,448,308,526.10

Finding the Fourth Proportional to 765,904,964,910.10, 1,148,857,447,365.10 and 452,448,308,526.10

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Solution

The fourth proportional to 765,904,964,910.10, 1,148,857,447,365.10 and 452,448,308,526.10 is: 678,672,462,789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,904,964,910.10 : 1,148,857,447,365.10 = 452,448,308,526.10 : x
  2. Step 2: Convert to fraction form
    765,904,964,910.10/1,148,857,447,365.10 = 452,448,308,526.10/x
  3. Step 3: Cross multiply
    765,904,964,910.10x = 1,148,857,447,365.10 × 452,448,308,526.10
  4. Step 4: Simplify right side
    765,904,964,910.10x = 519,798,608,797,952,452,329,472
  5. Step 5: Solve for x
    x = 519,798,608,797,952,452,329,472/765,904,964,910.10
  6. Step 6: Final answer
    x = 678,672,462,789.12

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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.