Home / 884,858,154.33-1,221,106,718.27-482,975,531.87

Finding the Fourth Proportional to 884,858,154.33, 1,221,106,718.27 and 482,975,531.87

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Solution

The fourth proportional to 884,858,154.33, 1,221,106,718.27 and 482,975,531.87 is: 666,507,579.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,858,154.33 : 1,221,106,718.27 = 482,975,531.87 : x
  2. Step 2: Convert to fraction form
    884,858,154.33/1,221,106,718.27 = 482,975,531.87/x
  3. Step 3: Cross multiply
    884,858,154.33x = 1,221,106,718.27 × 482,975,531.87
  4. Step 4: Simplify right side
    884,858,154.33x = 589,764,666,717,963,136
  5. Step 5: Solve for x
    x = 589,764,666,717,963,136/884,858,154.33
  6. Step 6: Final answer
    x = 666,507,579.58

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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.