Home / 9,730,922,859,003.20-13,428,686,843,384-5,281,363,942,843.20

Finding the Fourth Proportional to 9,730,922,859,003.20, 13,428,686,843,384 and 5,281,363,942,843.20

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Solution

The fourth proportional to 9,730,922,859,003.20, 13,428,686,843,384 and 5,281,363,942,843.20 is: 7,288,289,458,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,730,922,859,003.20 : 13,428,686,843,384 = 5,281,363,942,843.20 : x
  2. Step 2: Convert to fraction form
    9,730,922,859,003.20/13,428,686,843,384 = 5,281,363,942,843.20/x
  3. Step 3: Cross multiply
    9,730,922,859,003.20x = 13,428,686,843,384 × 5,281,363,942,843.20
  4. Step 4: Simplify right side
    9,730,922,859,003.20x = 70,921,782,494,381,130,060,398,592
  5. Step 5: Solve for x
    x = 70,921,782,494,381,130,060,398,592/9,730,922,859,003.20
  6. Step 6: Final answer
    x = 7,288,289,458,462.12

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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.