Home / 1,134,349,895,129.90-1,565,440,192,842.30-620,503,930,559.98

Finding the Fourth Proportional to 1,134,349,895,129.90, 1,565,440,192,842.30 and 620,503,930,559.98

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Solution

The fourth proportional to 1,134,349,895,129.90, 1,565,440,192,842.30 and 620,503,930,559.98 is: 856,315,848,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,349,895,129.90 : 1,565,440,192,842.30 = 620,503,930,559.98 : x
  2. Step 2: Convert to fraction form
    1,134,349,895,129.90/1,565,440,192,842.30 = 620,503,930,559.98/x
  3. Step 3: Cross multiply
    1,134,349,895,129.90x = 1,565,440,192,842.30 × 620,503,930,559.98
  4. Step 4: Simplify right side
    1,134,349,895,129.90x = 971,361,792,715,220,183,941,120
  5. Step 5: Solve for x
    x = 971,361,792,715,220,183,941,120/1,134,349,895,129.90
  6. Step 6: Final answer
    x = 856,315,848,298.28

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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.