Home / 11,516,752,395.61-15,893,177,076.61-6,436,201,125.45

Finding the Fourth Proportional to 11,516,752,395.61, 15,893,177,076.61 and 6,436,201,125.45

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Solution

The fourth proportional to 11,516,752,395.61, 15,893,177,076.61 and 6,436,201,125.45 is: 8,881,990,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,516,752,395.61 : 15,893,177,076.61 = 6,436,201,125.45 : x
  2. Step 2: Convert to fraction form
    11,516,752,395.61/15,893,177,076.61 = 6,436,201,125.45/x
  3. Step 3: Cross multiply
    11,516,752,395.61x = 15,893,177,076.61 × 6,436,201,125.45
  4. Step 4: Simplify right side
    11,516,752,395.61x = 102,291,684,187,499,347,968
  5. Step 5: Solve for x
    x = 102,291,684,187,499,347,968/11,516,752,395.61
  6. Step 6: Final answer
    x = 8,881,990,397.44

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1.5x scale

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.