Home / 7,002,408,386.28-9,663,294,681.27-3,787,321,966.41

Finding the Fourth Proportional to 7,002,408,386.28, 9,663,294,681.27 and 3,787,321,966.41

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Solution

The fourth proportional to 7,002,408,386.28, 9,663,294,681.27 and 3,787,321,966.41 is: 5,226,488,687.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,408,386.28 : 9,663,294,681.27 = 3,787,321,966.41 : x
  2. Step 2: Convert to fraction form
    7,002,408,386.28/9,663,294,681.27 = 3,787,321,966.41/x
  3. Step 3: Cross multiply
    7,002,408,386.28x = 9,663,294,681.27 × 3,787,321,966.41
  4. Step 4: Simplify right side
    7,002,408,386.28x = 36,598,008,214,266,789,888
  5. Step 5: Solve for x
    x = 36,598,008,214,266,789,888/7,002,408,386.28
  6. Step 6: Final answer
    x = 5,226,488,687.23

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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.