Home / 18,563,128,678.86-25,617,120,340.32-10,105,016,666.10

Finding the Fourth Proportional to 18,563,128,678.86, 25,617,120,340.32 and 10,105,016,666.10

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Solution

The fourth proportional to 18,563,128,678.86, 25,617,120,340.32 and 10,105,016,666.10 is: 13,944,924,503.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563,128,678.86 : 25,617,120,340.32 = 10,105,016,666.10 : x
  2. Step 2: Convert to fraction form
    18,563,128,678.86/25,617,120,340.32 = 10,105,016,666.10/x
  3. Step 3: Cross multiply
    18,563,128,678.86x = 25,617,120,340.32 × 10,105,016,666.10
  4. Step 4: Simplify right side
    18,563,128,678.86x = 258,861,427,976,422,916,096
  5. Step 5: Solve for x
    x = 258,861,427,976,422,916,096/18,563,128,678.86
  6. Step 6: Final answer
    x = 13,944,924,503.55

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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.