Home / 1,779,524,459.30-2,670,082,951.35-809,676,856.10

Finding the Fourth Proportional to 1,779,524,459.30, 2,670,082,951.35 and 809,676,856.10

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Solution

The fourth proportional to 1,779,524,459.30, 2,670,082,951.35 and 809,676,856.10 is: 1,214,877,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,524,459.30 : 2,670,082,951.35 = 809,676,856.10 : x
  2. Step 2: Convert to fraction form
    1,779,524,459.30/2,670,082,951.35 = 809,676,856.10/x
  3. Step 3: Cross multiply
    1,779,524,459.30x = 2,670,082,951.35 × 809,676,856.10
  4. Step 4: Simplify right side
    1,779,524,459.30x = 2,161,904,369,575,277,312
  5. Step 5: Solve for x
    x = 2,161,904,369,575,277,312/1,779,524,459.30
  6. Step 6: Final answer
    x = 1,214,877,580.51

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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.