Home / 1,779,524,512.30-2,670,083,030.85-809,676,909.10

Finding the Fourth Proportional to 1,779,524,512.30, 2,670,083,030.85 and 809,676,909.10

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Solution

The fourth proportional to 1,779,524,512.30, 2,670,083,030.85 and 809,676,909.10 is: 1,214,877,660.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,524,512.30 : 2,670,083,030.85 = 809,676,909.10 : x
  2. Step 2: Convert to fraction form
    1,779,524,512.30/2,670,083,030.85 = 809,676,909.10/x
  3. Step 3: Cross multiply
    1,779,524,512.30x = 2,670,083,030.85 × 809,676,909.10
  4. Step 4: Simplify right side
    1,779,524,512.30x = 2,161,904,575,458,988,032
  5. Step 5: Solve for x
    x = 2,161,904,575,458,988,032/1,779,524,512.30
  6. Step 6: Final answer
    x = 1,214,877,660.02

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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.