Home / 9,730,922,856,124.40-13,428,686,839,427-5,281,363,939,979.60

Finding the Fourth Proportional to 9,730,922,856,124.40, 13,428,686,839,427 and 5,281,363,939,979.60

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Solution

The fourth proportional to 9,730,922,856,124.40, 13,428,686,839,427 and 5,281,363,939,979.60 is: 7,288,289,454,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,922,856,124.40 : 13,428,686,839,427 = 5,281,363,939,979.60 : x
  2. Step 2: Convert to fraction form
    9,730,922,856,124.40/13,428,686,839,427 = 5,281,363,939,979.60/x
  3. Step 3: Cross multiply
    9,730,922,856,124.40x = 13,428,686,839,427 × 5,281,363,939,979.60
  4. Step 4: Simplify right side
    9,730,922,856,124.40x = 70,921,782,435,028,375,701,553,152
  5. Step 5: Solve for x
    x = 70,921,782,435,028,375,701,553,152/9,730,922,856,124.40
  6. Step 6: Final answer
    x = 7,288,289,454,518.90

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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.