Home / 9,730,922,856,122.50-13,428,686,839,423-5,281,363,939,978

Finding the Fourth Proportional to 9,730,922,856,122.50, 13,428,686,839,423 and 5,281,363,939,978

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Solution

The fourth proportional to 9,730,922,856,122.50, 13,428,686,839,423 and 5,281,363,939,978 is: 7,288,289,454,515.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,922,856,122.50 : 13,428,686,839,423 = 5,281,363,939,978 : x
  2. Step 2: Convert to fraction form
    9,730,922,856,122.50/13,428,686,839,423 = 5,281,363,939,978/x
  3. Step 3: Cross multiply
    9,730,922,856,122.50x = 13,428,686,839,423 × 5,281,363,939,978
  4. Step 4: Simplify right side
    9,730,922,856,122.50x = 70,921,782,434,985,769,625,976,832
  5. Step 5: Solve for x
    x = 70,921,782,434,985,769,625,976,832/9,730,922,856,122.50
  6. Step 6: Final answer
    x = 7,288,289,454,515.94

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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.