Home / 1,376,587,602.86-2,065,284,337.50-443,891,692.85

Finding the Fourth Proportional to 1,376,587,602.86, 2,065,284,337.50 and 443,891,692.85

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Solution

The fourth proportional to 1,376,587,602.86, 2,065,284,337.50 and 443,891,692.85 is: 665,967,468.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,587,602.86 : 2,065,284,337.50 = 443,891,692.85 : x
  2. Step 2: Convert to fraction form
    1,376,587,602.86/2,065,284,337.50 = 443,891,692.85/x
  3. Step 3: Cross multiply
    1,376,587,602.86x = 2,065,284,337.50 × 443,891,692.85
  4. Step 4: Simplify right side
    1,376,587,602.86x = 916,762,560,779,139,328
  5. Step 5: Solve for x
    x = 916,762,560,779,139,328/1,376,587,602.86
  6. Step 6: Final answer
    x = 665,967,468.31

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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.