Home / 1,191,066,710.51-1,784,965,617.70-753,584,233.28

Finding the Fourth Proportional to 1,191,066,710.51, 1,784,965,617.70 and 753,584,233.28

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Solution

The fourth proportional to 1,191,066,710.51, 1,784,965,617.70 and 753,584,233.28 is: 1,129,342,239.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,066,710.51 : 1,784,965,617.70 = 753,584,233.28 : x
  2. Step 2: Convert to fraction form
    1,191,066,710.51/1,784,965,617.70 = 753,584,233.28/x
  3. Step 3: Cross multiply
    1,191,066,710.51x = 1,784,965,617.70 × 753,584,233.28
  4. Step 4: Simplify right side
    1,191,066,710.51x = 1,345,121,946,434,807,296
  5. Step 5: Solve for x
    x = 1,345,121,946,434,807,296/1,191,066,710.51
  6. Step 6: Final answer
    x = 1,129,342,239.66

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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.