Home / 9,730,922,856,532.40-13,428,686,839,990-5,281,363,940,389.60

Finding the Fourth Proportional to 9,730,922,856,532.40, 13,428,686,839,990 and 5,281,363,940,389.60

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Solution

The fourth proportional to 9,730,922,856,532.40, 13,428,686,839,990 and 5,281,363,940,389.60 is: 7,288,289,455,084.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,922,856,532.40 : 13,428,686,839,990 = 5,281,363,940,389.60 : x
  2. Step 2: Convert to fraction form
    9,730,922,856,532.40/13,428,686,839,990 = 5,281,363,940,389.60/x
  3. Step 3: Cross multiply
    9,730,922,856,532.40x = 13,428,686,839,990 × 5,281,363,940,389.60
  4. Step 4: Simplify right side
    9,730,922,856,532.40x = 70,921,782,443,507,543,086,989,312
  5. Step 5: Solve for x
    x = 70,921,782,443,507,543,086,989,312/9,730,922,856,532.40
  6. Step 6: Final answer
    x = 7,288,289,455,084.68

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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.