Home / 1,222,875,772.34-1,834,262,422.56-393,811,064.02

Finding the Fourth Proportional to 1,222,875,772.34, 1,834,262,422.56 and 393,811,064.02

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Solution

The fourth proportional to 1,222,875,772.34, 1,834,262,422.56 and 393,811,064.02 is: 590,700,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,875,772.34 : 1,834,262,422.56 = 393,811,064.02 : x
  2. Step 2: Convert to fraction form
    1,222,875,772.34/1,834,262,422.56 = 393,811,064.02/x
  3. Step 3: Cross multiply
    1,222,875,772.34x = 1,834,262,422.56 × 393,811,064.02
  4. Step 4: Simplify right side
    1,222,875,772.34x = 722,352,836,315,670,784
  5. Step 5: Solve for x
    x = 722,352,836,315,670,784/1,222,875,772.34
  6. Step 6: Final answer
    x = 590,700,096.16

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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.