Home / 302,679,698,648.37-454,019,984,938.73-123,605,685,443.83

Finding the Fourth Proportional to 302,679,698,648.37, 454,019,984,938.73 and 123,605,685,443.83

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Solution

The fourth proportional to 302,679,698,648.37, 454,019,984,938.73 and 123,605,685,443.83 is: 185,408,706,610.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,679,698,648.37 : 454,019,984,938.73 = 123,605,685,443.83 : x
  2. Step 2: Convert to fraction form
    302,679,698,648.37/454,019,984,938.73 = 123,605,685,443.83/x
  3. Step 3: Cross multiply
    302,679,698,648.37x = 454,019,984,938.73 × 123,605,685,443.83
  4. Step 4: Simplify right side
    302,679,698,648.37x = 56,119,451,443,549,096,116,224
  5. Step 5: Solve for x
    x = 56,119,451,443,549,096,116,224/302,679,698,648.37
  6. Step 6: Final answer
    x = 185,408,706,610.17

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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.