Home / 9,730,922,856,128-13,428,686,839,431-5,281,363,939,983

Finding the Fourth Proportional to 9,730,922,856,128, 13,428,686,839,431 and 5,281,363,939,983

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Solution

The fourth proportional to 9,730,922,856,128, 13,428,686,839,431 and 5,281,363,939,983 is: 7,288,289,454,523.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,922,856,128 : 13,428,686,839,431 = 5,281,363,939,983 : x
  2. Step 2: Convert to fraction form
    9,730,922,856,128/13,428,686,839,431 = 5,281,363,939,983/x
  3. Step 3: Cross multiply
    9,730,922,856,128x = 13,428,686,839,431 × 5,281,363,939,983
  4. Step 4: Simplify right side
    9,730,922,856,128x = 70,921,782,435,095,162,443,005,952
  5. Step 5: Solve for x
    x = 70,921,782,435,095,162,443,005,952/9,730,922,856,128
  6. Step 6: Final answer
    x = 7,288,289,454,523.07

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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.