Home / 844,745,953.05-1,165,751,926.19-468,429,051.81

Finding the Fourth Proportional to 844,745,953.05, 1,165,751,926.19 and 468,429,051.81

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Solution

The fourth proportional to 844,745,953.05, 1,165,751,926.19 and 468,429,051.81 is: 646,433,483.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,745,953.05 : 1,165,751,926.19 = 468,429,051.81 : x
  2. Step 2: Convert to fraction form
    844,745,953.05/1,165,751,926.19 = 468,429,051.81/x
  3. Step 3: Cross multiply
    844,745,953.05x = 1,165,751,926.19 × 468,429,051.81
  4. Step 4: Simplify right side
    844,745,953.05x = 546,072,069,428,520,640
  5. Step 5: Solve for x
    x = 546,072,069,428,520,640/844,745,953.05
  6. Step 6: Final answer
    x = 646,433,483.89

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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.