Home / 828,304,907,491.80-1,241,359,009,946.80-425,372,100,275.16

Finding the Fourth Proportional to 828,304,907,491.80, 1,241,359,009,946.80 and 425,372,100,275.16

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Solution

The fourth proportional to 828,304,907,491.80, 1,241,359,009,946.80 and 425,372,100,275.16 is: 637,494,097,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,304,907,491.80 : 1,241,359,009,946.80 = 425,372,100,275.16 : x
  2. Step 2: Convert to fraction form
    828,304,907,491.80/1,241,359,009,946.80 = 425,372,100,275.16/x
  3. Step 3: Cross multiply
    828,304,907,491.80x = 1,241,359,009,946.80 × 425,372,100,275.16
  4. Step 4: Simplify right side
    828,304,907,491.80x = 528,039,489,256,563,538,919,424
  5. Step 5: Solve for x
    x = 528,039,489,256,563,538,919,424/828,304,907,491.80
  6. Step 6: Final answer
    x = 637,494,097,258.85

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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.