Home / 13,328,782,765,264-18,392,249,529,070-7,474,685,321,520.80

Finding the Fourth Proportional to 13,328,782,765,264, 18,392,249,529,070 and 7,474,685,321,520.80

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Solution

The fourth proportional to 13,328,782,765,264, 18,392,249,529,070 and 7,474,685,321,520.80 is: 10,314,240,993,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,328,782,765,264 : 18,392,249,529,070 = 7,474,685,321,520.80 : x
  2. Step 2: Convert to fraction form
    13,328,782,765,264/18,392,249,529,070 = 7,474,685,321,520.80/x
  3. Step 3: Cross multiply
    13,328,782,765,264x = 18,392,249,529,070 × 7,474,685,321,520.80
  4. Step 4: Simplify right side
    13,328,782,765,264x = 137,476,277,584,687,378,938,724,352
  5. Step 5: Solve for x
    x = 137,476,277,584,687,378,938,724,352/13,328,782,765,264
  6. Step 6: Final answer
    x = 10,314,240,993,030.72

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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.