Home / 1,666,460,966.35-2,500,247,125.37-1,108,422,766.77

Finding the Fourth Proportional to 1,666,460,966.35, 2,500,247,125.37 and 1,108,422,766.77

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Solution

The fourth proportional to 1,666,460,966.35, 2,500,247,125.37 and 1,108,422,766.77 is: 1,663,003,750.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,460,966.35 : 2,500,247,125.37 = 1,108,422,766.77 : x
  2. Step 2: Convert to fraction form
    1,666,460,966.35/2,500,247,125.37 = 1,108,422,766.77/x
  3. Step 3: Cross multiply
    1,666,460,966.35x = 2,500,247,125.37 × 1,108,422,766.77
  4. Step 4: Simplify right side
    1,666,460,966.35x = 2,771,330,836,311,354,368
  5. Step 5: Solve for x
    x = 2,771,330,836,311,354,368/1,666,460,966.35
  6. Step 6: Final answer
    x = 1,663,003,750.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.