Home / 1,134,349,895,128.90-1,565,440,192,840.90-620,503,930,558.98

Finding the Fourth Proportional to 1,134,349,895,128.90, 1,565,440,192,840.90 and 620,503,930,558.98

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Solution

The fourth proportional to 1,134,349,895,128.90, 1,565,440,192,840.90 and 620,503,930,558.98 is: 856,315,848,296.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,349,895,128.90 : 1,565,440,192,840.90 = 620,503,930,558.98 : x
  2. Step 2: Convert to fraction form
    1,134,349,895,128.90/1,565,440,192,840.90 = 620,503,930,558.98/x
  3. Step 3: Cross multiply
    1,134,349,895,128.90x = 1,565,440,192,840.90 × 620,503,930,558.98
  4. Step 4: Simplify right side
    1,134,349,895,128.90x = 971,361,792,712,786,011,226,112
  5. Step 5: Solve for x
    x = 971,361,792,712,786,011,226,112/1,134,349,895,128.90
  6. Step 6: Final answer
    x = 856,315,848,296.89

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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.