Home / 719,050,914.17-1,078,887,093-386,669,434.16

Finding the Fourth Proportional to 719,050,914.17, 1,078,887,093 and 386,669,434.16

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Solution

The fourth proportional to 719,050,914.17, 1,078,887,093 and 386,669,434.16 is: 580,171,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,050,914.17 : 1,078,887,093 = 386,669,434.16 : x
  2. Step 2: Convert to fraction form
    719,050,914.17/1,078,887,093 = 386,669,434.16/x
  3. Step 3: Cross multiply
    719,050,914.17x = 1,078,887,093 × 386,669,434.16
  4. Step 4: Simplify right side
    719,050,914.17x = 417,172,661,775,534,528
  5. Step 5: Solve for x
    x = 417,172,661,775,534,528/719,050,914.17
  6. Step 6: Final answer
    x = 580,171,241.78

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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.