Home / 30,257,379,986.94-45,349,961,139.45-14,082,536,435.58

Finding the Fourth Proportional to 30,257,379,986.94, 45,349,961,139.45 and 14,082,536,435.58

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Solution

The fourth proportional to 30,257,379,986.94, 45,349,961,139.45 and 14,082,536,435.58 is: 21,106,998,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257,379,986.94 : 45,349,961,139.45 = 14,082,536,435.58 : x
  2. Step 2: Convert to fraction form
    30,257,379,986.94/45,349,961,139.45 = 14,082,536,435.58/x
  3. Step 3: Cross multiply
    30,257,379,986.94x = 45,349,961,139.45 × 14,082,536,435.58
  4. Step 4: Simplify right side
    30,257,379,986.94x = 638,642,480,098,441,691,136
  5. Step 5: Solve for x
    x = 638,642,480,098,441,691,136/30,257,379,986.94
  6. Step 6: Final answer
    x = 21,106,998,701.61

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Double scale
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1.5x scale

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.