Home / 17,889,783,970.10-24,689,006,416.96-9,861,106,400.33

Finding the Fourth Proportional to 17,889,783,970.10, 24,689,006,416.96 and 9,861,106,400.33

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Solution

The fourth proportional to 17,889,783,970.10, 24,689,006,416.96 and 9,861,106,400.33 is: 13,608,935,669.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,889,783,970.10 : 24,689,006,416.96 = 9,861,106,400.33 : x
  2. Step 2: Convert to fraction form
    17,889,783,970.10/24,689,006,416.96 = 9,861,106,400.33/x
  3. Step 3: Cross multiply
    17,889,783,970.10x = 24,689,006,416.96 × 9,861,106,400.33
  4. Step 4: Simplify right side
    17,889,783,970.10x = 243,460,919,195,929,542,656
  5. Step 5: Solve for x
    x = 243,460,919,195,929,542,656/17,889,783,970.10
  6. Step 6: Final answer
    x = 13,608,935,669.82

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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.