Home / 1,640,722,028.91-2,461,339,369.28-535,069,732.56

Finding the Fourth Proportional to 1,640,722,028.91, 2,461,339,369.28 and 535,069,732.56

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Solution

The fourth proportional to 1,640,722,028.91, 2,461,339,369.28 and 535,069,732.56 is: 802,688,191.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,722,028.91 : 2,461,339,369.28 = 535,069,732.56 : x
  2. Step 2: Convert to fraction form
    1,640,722,028.91/2,461,339,369.28 = 535,069,732.56/x
  3. Step 3: Cross multiply
    1,640,722,028.91x = 2,461,339,369.28 × 535,069,732.56
  4. Step 4: Simplify right side
    1,640,722,028.91x = 1,316,988,198,060,048,896
  5. Step 5: Solve for x
    x = 1,316,988,198,060,048,896/1,640,722,028.91
  6. Step 6: Final answer
    x = 802,688,191.45

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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.